20712452

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{401}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 37426200

約数和(自身を除く): 16713748

約数列:

[1, 2, 4, 37, 74, 148, 349, 401, 698, 802, 1396, 1604, 12913, 14837, 25826, 29674, 51652, 59348, 139949, 279898, 559796, 5178113, 10356226, 20712452]

約数ペア:

[(1, 20712452), (2, 10356226), (4, 5178113), (37, 559796), (74, 279898), (148, 139949), (349, 59348), (401, 51652), (698, 29674), (802, 25826), (1396, 14837), (1604, 12913)]