20404922

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2531}}^1$

素因数の和:2701

約数の個数: 16

約数和(自身を含む): 31903200

約数和(自身を除く): 11498278

約数列:

[1, 2, 29, 58, 139, 278, 2531, 4031, 5062, 8062, 73399, 146798, 351809, 703618, 10202461, 20404922]

約数ペア:

[(1, 20404922), (2, 10202461), (29, 703618), (58, 351809), (139, 146798), (278, 73399), (2531, 8062), (4031, 5062)]