19726108

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 35197344

約数和(自身を除く): 15471236

約数列:

[1, 2, 4, 101, 157, 202, 311, 314, 404, 622, 628, 1244, 15857, 31411, 31714, 48827, 62822, 63428, 97654, 125644, 195308, 4931527, 9863054, 19726108]

約数ペア:

[(1, 19726108), (2, 9863054), (4, 4931527), (101, 195308), (157, 125644), (202, 97654), (311, 63428), (314, 62822), (404, 48827), (622, 31714), (628, 31411), (1244, 15857)]