389631568

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1432469}}^1$

素因数の和:1432494

約数の個数: 20

約数和(自身を含む): 799318260

約数和(自身を除く): 409686692

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1432469, 2864938, 5729876, 11459752, 22919504, 24351973, 48703946, 97407892, 194815784, 389631568]

約数ペア:

[(1, 389631568), (2, 194815784), (4, 97407892), (8, 48703946), (16, 24351973), (17, 22919504), (34, 11459752), (68, 5729876), (136, 2864938), (272, 1432469)]