28102768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{103319}}^1$

素因数の和:103344

約数の個数: 20

約数和(自身を含む): 57652560

約数和(自身を除く): 29549792

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 103319, 206638, 413276, 826552, 1653104, 1756423, 3512846, 7025692, 14051384, 28102768]

約数ペア:

[(1, 28102768), (2, 14051384), (4, 7025692), (8, 3512846), (16, 1756423), (17, 1653104), (34, 826552), (68, 413276), (136, 206638), (272, 103319)]