20173538

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1297}}^1$

素因数の和:1418

約数の個数: 32

約数和(自身を含む): 38130048

約数和(自身を除く): 17956510

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 154, 202, 707, 1111, 1297, 1414, 2222, 2594, 7777, 9079, 14267, 15554, 18158, 28534, 99869, 130997, 199738, 261994, 916979, 1440967, 1833958, 2881934, 10086769, 20173538]

約数ペア:

[(1, 20173538), (2, 10086769), (7, 2881934), (11, 1833958), (14, 1440967), (22, 916979), (77, 261994), (101, 199738), (154, 130997), (202, 99869), (707, 28534), (1111, 18158), (1297, 15554), (1414, 14267), (2222, 9079), (2594, 7777)]