18394740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1123}}^1$

素因数の和:1158

約数の個数: 144

約数和(自身を含む): 68734848

約数和(自身を除く): 50340108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1123, 1170, 1260, 1365, 1638, 1820, 2246, 2340, 2730, 3276, 3369, 4095, 4492, 5460, 5615, 6738, 7861, 8190, 10107, 11230, 13476, 14599, 15722, 16380, 16845, 20214, 22460, 23583, 29198, 31444, 33690, 39305, 40428, 43797, 47166, 50535, 58396, 67380, 70749, 72995, 78610, 87594, 94332, 101070, 102193, 117915, 131391, 141498, 145990, 157220, 175188, 202140, 204386, 218985, 235830, 262782, 282996, 291980, 306579, 353745, 408772, 437970, 471660, 510965, 525564, 613158, 656955, 707490, 875940, 919737, 1021930, 1226316, 1313910, 1414980, 1532895, 1839474, 2043860, 2627820, 3065790, 3678948, 4598685, 6131580, 9197370, 18394740]

約数ペア:

[(1, 18394740), (2, 9197370), (3, 6131580), (4, 4598685), (5, 3678948), (6, 3065790), (7, 2627820), (9, 2043860), (10, 1839474), (12, 1532895), (13, 1414980), (14, 1313910), (15, 1226316), (18, 1021930), (20, 919737), (21, 875940), (26, 707490), (28, 656955), (30, 613158), (35, 525564), (36, 510965), (39, 471660), (42, 437970), (45, 408772), (52, 353745), (60, 306579), (63, 291980), (65, 282996), (70, 262782), (78, 235830), (84, 218985), (90, 204386), (91, 202140), (105, 175188), (117, 157220), (126, 145990), (130, 141498), (140, 131391), (156, 117915), (180, 102193), (182, 101070), (195, 94332), (210, 87594), (234, 78610), (252, 72995), (260, 70749), (273, 67380), (315, 58396), (364, 50535), (390, 47166), (420, 43797), (455, 40428), (468, 39305), (546, 33690), (585, 31444), (630, 29198), (780, 23583), (819, 22460), (910, 20214), (1092, 16845), (1123, 16380), (1170, 15722), (1260, 14599), (1365, 13476), (1638, 11230), (1820, 10107), (2246, 8190), (2340, 7861), (2730, 6738), (3276, 5615), (3369, 5460), (4095, 4492)]