18121016

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{547}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 35214480

約数和(自身を除く): 17093464

約数列:

[1, 2, 4, 8, 41, 82, 101, 164, 202, 328, 404, 547, 808, 1094, 2188, 4141, 4376, 8282, 16564, 22427, 33128, 44854, 55247, 89708, 110494, 179416, 220988, 441976, 2265127, 4530254, 9060508, 18121016]

約数ペア:

[(1, 18121016), (2, 9060508), (4, 4530254), (8, 2265127), (41, 441976), (82, 220988), (101, 179416), (164, 110494), (202, 89708), (328, 55247), (404, 44854), (547, 33128), (808, 22427), (1094, 16564), (2188, 8282), (4141, 4376)]