18042990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 49904640

約数和(自身を除く): 31861650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 151, 210, 302, 453, 569, 755, 906, 1057, 1138, 1510, 1707, 2114, 2265, 2845, 3171, 3414, 3983, 4530, 5285, 5690, 6342, 7966, 8535, 10570, 11949, 15855, 17070, 19915, 23898, 31710, 39830, 59745, 85919, 119490, 171838, 257757, 429595, 515514, 601433, 859190, 1202866, 1288785, 1804299, 2577570, 3007165, 3608598, 6014330, 9021495, 18042990]

約数ペア:

[(1, 18042990), (2, 9021495), (3, 6014330), (5, 3608598), (6, 3007165), (7, 2577570), (10, 1804299), (14, 1288785), (15, 1202866), (21, 859190), (30, 601433), (35, 515514), (42, 429595), (70, 257757), (105, 171838), (151, 119490), (210, 85919), (302, 59745), (453, 39830), (569, 31710), (755, 23898), (906, 19915), (1057, 17070), (1138, 15855), (1510, 11949), (1707, 10570), (2114, 8535), (2265, 7966), (2845, 6342), (3171, 5690), (3414, 5285), (3983, 4530)]