18284848

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:445

約数の個数: 40

約数和(自身を含む): 37028880

約数和(自身を除く): 18744032

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 157, 232, 251, 314, 464, 502, 628, 1004, 1256, 2008, 2512, 4016, 4553, 7279, 9106, 14558, 18212, 29116, 36424, 39407, 58232, 72848, 78814, 116464, 157628, 315256, 630512, 1142803, 2285606, 4571212, 9142424, 18284848]

約数ペア:

[(1, 18284848), (2, 9142424), (4, 4571212), (8, 2285606), (16, 1142803), (29, 630512), (58, 315256), (116, 157628), (157, 116464), (232, 78814), (251, 72848), (314, 58232), (464, 39407), (502, 36424), (628, 29116), (1004, 18212), (1256, 14558), (2008, 9106), (2512, 7279), (4016, 4553)]