19547892

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:69

約数の個数: 216

約数和(自身を含む): 67144896

約数和(自身を除く): 47597004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 27, 28, 34, 36, 39, 42, 51, 52, 54, 63, 68, 78, 81, 84, 91, 102, 108, 117, 119, 126, 153, 156, 162, 169, 182, 189, 204, 221, 234, 238, 243, 252, 273, 306, 324, 338, 351, 357, 364, 378, 442, 459, 468, 476, 486, 507, 546, 567, 612, 663, 676, 702, 714, 756, 819, 884, 918, 972, 1014, 1053, 1071, 1092, 1134, 1183, 1326, 1377, 1404, 1428, 1521, 1547, 1638, 1701, 1836, 1989, 2028, 2106, 2142, 2268, 2366, 2457, 2652, 2754, 2873, 3042, 3094, 3159, 3213, 3276, 3402, 3549, 3978, 4131, 4212, 4284, 4563, 4641, 4732, 4914, 5508, 5746, 5967, 6084, 6188, 6318, 6426, 6804, 7098, 7371, 7956, 8262, 8619, 9126, 9282, 9639, 9828, 10647, 11492, 11934, 12636, 12852, 13689, 13923, 14196, 14742, 16524, 17238, 17901, 18252, 18564, 19278, 20111, 21294, 22113, 23868, 25857, 27378, 27846, 28917, 29484, 31941, 34476, 35802, 38556, 40222, 41067, 41769, 42588, 44226, 51714, 53703, 54756, 55692, 57834, 60333, 63882, 71604, 77571, 80444, 82134, 83538, 88452, 95823, 103428, 107406, 115668, 120666, 125307, 127764, 155142, 164268, 167076, 180999, 191646, 214812, 232713, 241332, 250614, 287469, 310284, 361998, 375921, 383292, 465426, 501228, 542997, 574938, 698139, 723996, 751842, 930852, 1085994, 1149876, 1396278, 1503684, 1628991, 2171988, 2792556, 3257982, 4886973, 6515964, 9773946, 19547892]

約数ペア:

[(1, 19547892), (2, 9773946), (3, 6515964), (4, 4886973), (6, 3257982), (7, 2792556), (9, 2171988), (12, 1628991), (13, 1503684), (14, 1396278), (17, 1149876), (18, 1085994), (21, 930852), (26, 751842), (27, 723996), (28, 698139), (34, 574938), (36, 542997), (39, 501228), (42, 465426), (51, 383292), (52, 375921), (54, 361998), (63, 310284), (68, 287469), (78, 250614), (81, 241332), (84, 232713), (91, 214812), (102, 191646), (108, 180999), (117, 167076), (119, 164268), (126, 155142), (153, 127764), (156, 125307), (162, 120666), (169, 115668), (182, 107406), (189, 103428), (204, 95823), (221, 88452), (234, 83538), (238, 82134), (243, 80444), (252, 77571), (273, 71604), (306, 63882), (324, 60333), (338, 57834), (351, 55692), (357, 54756), (364, 53703), (378, 51714), (442, 44226), (459, 42588), (468, 41769), (476, 41067), (486, 40222), (507, 38556), (546, 35802), (567, 34476), (612, 31941), (663, 29484), (676, 28917), (702, 27846), (714, 27378), (756, 25857), (819, 23868), (884, 22113), (918, 21294), (972, 20111), (1014, 19278), (1053, 18564), (1071, 18252), (1092, 17901), (1134, 17238), (1183, 16524), (1326, 14742), (1377, 14196), (1404, 13923), (1428, 13689), (1521, 12852), (1547, 12636), (1638, 11934), (1701, 11492), (1836, 10647), (1989, 9828), (2028, 9639), (2106, 9282), (2142, 9126), (2268, 8619), (2366, 8262), (2457, 7956), (2652, 7371), (2754, 7098), (2873, 6804), (3042, 6426), (3094, 6318), (3159, 6188), (3213, 6084), (3276, 5967), (3402, 5746), (3549, 5508), (3978, 4914), (4131, 4732), (4212, 4641), (4284, 4563)]