18630536

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 36258840

約数和(自身を除く): 17628304

約数列:

[1, 2, 4, 8, 37, 74, 113, 148, 226, 296, 452, 557, 904, 1114, 2228, 4181, 4456, 8362, 16724, 20609, 33448, 41218, 62941, 82436, 125882, 164872, 251764, 503528, 2328817, 4657634, 9315268, 18630536]

約数ペア:

[(1, 18630536), (2, 9315268), (4, 4657634), (8, 2328817), (37, 503528), (74, 251764), (113, 164872), (148, 125882), (226, 82436), (296, 62941), (452, 41218), (557, 33448), (904, 20609), (1114, 16724), (2228, 8362), (4181, 4456)]