18321420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 56109312

約数和(自身を除く): 37787892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 83, 130, 156, 166, 195, 249, 260, 283, 332, 390, 415, 498, 566, 780, 830, 849, 996, 1079, 1132, 1245, 1415, 1660, 1698, 2158, 2490, 2830, 3237, 3396, 3679, 4245, 4316, 4980, 5395, 5660, 6474, 7358, 8490, 10790, 11037, 12948, 14716, 16185, 16980, 18395, 21580, 22074, 23489, 32370, 36790, 44148, 46978, 55185, 64740, 70467, 73580, 93956, 110370, 117445, 140934, 220740, 234890, 281868, 305357, 352335, 469780, 610714, 704670, 916071, 1221428, 1409340, 1526785, 1832142, 3053570, 3664284, 4580355, 6107140, 9160710, 18321420]

約数ペア:

[(1, 18321420), (2, 9160710), (3, 6107140), (4, 4580355), (5, 3664284), (6, 3053570), (10, 1832142), (12, 1526785), (13, 1409340), (15, 1221428), (20, 916071), (26, 704670), (30, 610714), (39, 469780), (52, 352335), (60, 305357), (65, 281868), (78, 234890), (83, 220740), (130, 140934), (156, 117445), (166, 110370), (195, 93956), (249, 73580), (260, 70467), (283, 64740), (332, 55185), (390, 46978), (415, 44148), (498, 36790), (566, 32370), (780, 23489), (830, 22074), (849, 21580), (996, 18395), (1079, 16980), (1132, 16185), (1245, 14716), (1415, 12948), (1660, 11037), (1698, 10790), (2158, 8490), (2490, 7358), (2830, 6474), (3237, 5660), (3396, 5395), (3679, 4980), (4245, 4316)]