20421352368

素因数分解:

$2^4\times 3^3\times {\mathrm{67}}^1\times {\mathrm{431}}^1\times {\mathrm{1637}}^1$

素因数の和:2152

約数の個数: 160

約数和(自身を含む): 59666181120

約数和(自身を除く): 39244828752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 67, 72, 108, 134, 144, 201, 216, 268, 402, 431, 432, 536, 603, 804, 862, 1072, 1206, 1293, 1608, 1637, 1724, 1809, 2412, 2586, 3216, 3274, 3448, 3618, 3879, 4824, 4911, 5172, 6548, 6896, 7236, 7758, 9648, 9822, 10344, 11637, 13096, 14472, 14733, 15516, 19644, 20688, 23274, 26192, 28877, 28944, 29466, 31032, 39288, 44199, 46548, 57754, 58932, 62064, 78576, 86631, 88398, 93096, 109679, 115508, 117864, 173262, 176796, 186192, 219358, 231016, 235728, 259893, 329037, 346524, 353592, 438716, 462032, 519786, 658074, 693048, 705547, 707184, 779679, 877432, 987111, 1039572, 1316148, 1386096, 1411094, 1559358, 1754864, 1974222, 2079144, 2116641, 2632296, 2822188, 2961333, 3118716, 3948444, 4158288, 4233282, 5264592, 5644376, 5922666, 6237432, 6349923, 7896888, 8466564, 11288752, 11845332, 12474864, 12699846, 15793776, 16933128, 19049769, 23690664, 25399692, 33866256, 38099538, 47271649, 47381328, 50799384, 76199076, 94543298, 101598768, 141814947, 152398152, 189086596, 283629894, 304796304, 378173192, 425444841, 567259788, 756346384, 850889682, 1134519576, 1276334523, 1701779364, 2269039152, 2552669046, 3403558728, 5105338092, 6807117456, 10210676184, 20421352368]

約数ペア:

[(1, 20421352368), (2, 10210676184), (3, 6807117456), (4, 5105338092), (6, 3403558728), (8, 2552669046), (9, 2269039152), (12, 1701779364), (16, 1276334523), (18, 1134519576), (24, 850889682), (27, 756346384), (36, 567259788), (48, 425444841), (54, 378173192), (67, 304796304), (72, 283629894), (108, 189086596), (134, 152398152), (144, 141814947), (201, 101598768), (216, 94543298), (268, 76199076), (402, 50799384), (431, 47381328), (432, 47271649), (536, 38099538), (603, 33866256), (804, 25399692), (862, 23690664), (1072, 19049769), (1206, 16933128), (1293, 15793776), (1608, 12699846), (1637, 12474864), (1724, 11845332), (1809, 11288752), (2412, 8466564), (2586, 7896888), (3216, 6349923), (3274, 6237432), (3448, 5922666), (3618, 5644376), (3879, 5264592), (4824, 4233282), (4911, 4158288), (5172, 3948444), (6548, 3118716), (6896, 2961333), (7236, 2822188), (7758, 2632296), (9648, 2116641), (9822, 2079144), (10344, 1974222), (11637, 1754864), (13096, 1559358), (14472, 1411094), (14733, 1386096), (15516, 1316148), (19644, 1039572), (20688, 987111), (23274, 877432), (26192, 779679), (28877, 707184), (28944, 705547), (29466, 693048), (31032, 658074), (39288, 519786), (44199, 462032), (46548, 438716), (57754, 353592), (58932, 346524), (62064, 329037), (78576, 259893), (86631, 235728), (88398, 231016), (93096, 219358), (109679, 186192), (115508, 176796), (117864, 173262)]