20594478

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 42780672

約数和(自身を除く): 22186194

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 263, 421, 526, 789, 842, 1263, 1578, 2526, 8153, 13051, 16306, 24459, 26102, 39153, 48918, 78306, 110723, 221446, 332169, 664338, 3432413, 6864826, 10297239, 20594478]

約数ペア:

[(1, 20594478), (2, 10297239), (3, 6864826), (6, 3432413), (31, 664338), (62, 332169), (93, 221446), (186, 110723), (263, 78306), (421, 48918), (526, 39153), (789, 26102), (842, 24459), (1263, 16306), (1578, 13051), (2526, 8153)]