399415984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{2269409}}^1$

素因数の和:2269428

約数の個数: 20

約数和(自身を含む): 844220520

約数和(自身を除く): 444804536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 2269409, 4538818, 9077636, 18155272, 24963499, 36310544, 49926998, 99853996, 199707992, 399415984]

約数ペア:

[(1, 399415984), (2, 199707992), (4, 99853996), (8, 49926998), (11, 36310544), (16, 24963499), (22, 18155272), (44, 9077636), (88, 4538818), (176, 2269409)]