20635916

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7297}}^1$

素因数の和:7409

約数の個数: 24

約数和(自身を含む): 41686176

約数和(自身を除く): 21050260

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7297, 14594, 29188, 51079, 102158, 204316, 736997, 1473994, 2947988, 5158979, 10317958, 20635916]

約数ペア:

[(1, 20635916), (2, 10317958), (4, 5158979), (7, 2947988), (14, 1473994), (28, 736997), (101, 204316), (202, 102158), (404, 51079), (707, 29188), (1414, 14594), (2828, 7297)]