20511999144

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{80273}}^1$

素因数の和:80321

約数の個数: 192

約数和(自身を含む): 70512681600

約数和(自身を除く): 50000682456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 156, 168, 169, 182, 189, 216, 234, 252, 273, 312, 338, 351, 364, 378, 468, 504, 507, 546, 676, 702, 728, 756, 819, 936, 1014, 1092, 1183, 1352, 1404, 1512, 1521, 1638, 2028, 2184, 2366, 2457, 2808, 3042, 3276, 3549, 4056, 4563, 4732, 4914, 6084, 6552, 7098, 9126, 9464, 9828, 10647, 12168, 14196, 18252, 19656, 21294, 28392, 31941, 36504, 42588, 63882, 80273, 85176, 127764, 160546, 240819, 255528, 321092, 481638, 561911, 642184, 722457, 963276, 1043549, 1123822, 1444914, 1685733, 1926552, 2087098, 2167371, 2247644, 2889828, 3130647, 3371466, 4174196, 4334742, 4495288, 5057199, 5779656, 6261294, 6742932, 7304843, 8348392, 8669484, 9391941, 10114398, 12522588, 13485864, 13566137, 14609686, 15171597, 17338968, 18783882, 20228796, 21914529, 25045176, 27132274, 28175823, 29219372, 30343194, 37567764, 40457592, 40698411, 43829058, 54264548, 56351646, 58438744, 60686388, 65743587, 75135528, 81396822, 87658116, 94962959, 108529096, 112703292, 121372776, 122095233, 131487174, 162793644, 175316232, 189925918, 197230761, 225406584, 244190466, 262974348, 284888877, 325587288, 366285699, 379851836, 394461522, 488380932, 525948696, 569777754, 732571398, 759703672, 788923044, 854666631, 976761864, 1139555508, 1465142796, 1577846088, 1709333262, 2279111016, 2563999893, 2930285592, 3418666524, 5127999786, 6837333048, 10255999572, 20511999144]

約数ペア:

[(1, 20511999144), (2, 10255999572), (3, 6837333048), (4, 5127999786), (6, 3418666524), (7, 2930285592), (8, 2563999893), (9, 2279111016), (12, 1709333262), (13, 1577846088), (14, 1465142796), (18, 1139555508), (21, 976761864), (24, 854666631), (26, 788923044), (27, 759703672), (28, 732571398), (36, 569777754), (39, 525948696), (42, 488380932), (52, 394461522), (54, 379851836), (56, 366285699), (63, 325587288), (72, 284888877), (78, 262974348), (84, 244190466), (91, 225406584), (104, 197230761), (108, 189925918), (117, 175316232), (126, 162793644), (156, 131487174), (168, 122095233), (169, 121372776), (182, 112703292), (189, 108529096), (216, 94962959), (234, 87658116), (252, 81396822), (273, 75135528), (312, 65743587), (338, 60686388), (351, 58438744), (364, 56351646), (378, 54264548), (468, 43829058), (504, 40698411), (507, 40457592), (546, 37567764), (676, 30343194), (702, 29219372), (728, 28175823), (756, 27132274), (819, 25045176), (936, 21914529), (1014, 20228796), (1092, 18783882), (1183, 17338968), (1352, 15171597), (1404, 14609686), (1512, 13566137), (1521, 13485864), (1638, 12522588), (2028, 10114398), (2184, 9391941), (2366, 8669484), (2457, 8348392), (2808, 7304843), (3042, 6742932), (3276, 6261294), (3549, 5779656), (4056, 5057199), (4563, 4495288), (4732, 4334742), (4914, 4174196), (6084, 3371466), (6552, 3130647), (7098, 2889828), (9126, 2247644), (9464, 2167371), (9828, 2087098), (10647, 1926552), (12168, 1685733), (14196, 1444914), (18252, 1123822), (19656, 1043549), (21294, 963276), (28392, 722457), (31941, 642184), (36504, 561911), (42588, 481638), (63882, 321092), (80273, 255528), (85176, 240819), (127764, 160546)]