20309304

素因数分解:

$2^3\times 3^1\times {\mathrm{409}}^1\times {\mathrm{2069}}^1$

素因数の和:2487

約数の個数: 32

約数和(自身を含む): 50922000

約数和(自身を除く): 30612696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 409, 818, 1227, 1636, 2069, 2454, 3272, 4138, 4908, 6207, 8276, 9816, 12414, 16552, 24828, 49656, 846221, 1692442, 2538663, 3384884, 5077326, 6769768, 10154652, 20309304]

約数ペア:

[(1, 20309304), (2, 10154652), (3, 6769768), (4, 5077326), (6, 3384884), (8, 2538663), (12, 1692442), (24, 846221), (409, 49656), (818, 24828), (1227, 16552), (1636, 12414), (2069, 9816), (2454, 8276), (3272, 6207), (4138, 4908)]