18186832

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 37394432

約数和(自身を除く): 19207600

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 991, 1147, 1982, 2294, 3964, 4588, 7928, 9176, 15856, 18352, 30721, 36667, 61442, 73334, 122884, 146668, 245768, 293336, 491536, 586672, 1136677, 2273354, 4546708, 9093416, 18186832]

約数ペア:

[(1, 18186832), (2, 9093416), (4, 4546708), (8, 2273354), (16, 1136677), (31, 586672), (37, 491536), (62, 293336), (74, 245768), (124, 146668), (148, 122884), (248, 73334), (296, 61442), (496, 36667), (592, 30721), (991, 18352), (1147, 15856), (1982, 9176), (2294, 7928), (3964, 4588)]