86891216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{319453}}^1$

素因数の和:319478

約数の個数: 20

約数和(自身を含む): 178255332

約数和(自身を除く): 91364116

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 319453, 638906, 1277812, 2555624, 5111248, 5430701, 10861402, 21722804, 43445608, 86891216]

約数ペア:

[(1, 86891216), (2, 43445608), (4, 21722804), (8, 10861402), (16, 5430701), (17, 5111248), (34, 2555624), (68, 1277812), (136, 638906), (272, 319453)]