20595908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2179}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 38455200

約数和(自身を除く): 17859292

約数列:

[1, 2, 4, 17, 34, 68, 139, 278, 556, 2179, 2363, 4358, 4726, 8716, 9452, 37043, 74086, 148172, 302881, 605762, 1211524, 5148977, 10297954, 20595908]

約数ペア:

[(1, 20595908), (2, 10297954), (4, 5148977), (17, 1211524), (34, 605762), (68, 302881), (139, 148172), (278, 74086), (556, 37043), (2179, 9452), (2363, 8716), (4358, 4726)]