20159706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{709}}^1$

素因数の和:1398

約数の個数: 32

約数和(自身を含む): 46212480

約数和(自身を除く): 26052774

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 677, 709, 1354, 1418, 2031, 2127, 4062, 4254, 4739, 4963, 9478, 9926, 14217, 14889, 28434, 29778, 479993, 959986, 1439979, 2879958, 3359951, 6719902, 10079853, 20159706]

約数ペア:

[(1, 20159706), (2, 10079853), (3, 6719902), (6, 3359951), (7, 2879958), (14, 1439979), (21, 959986), (42, 479993), (677, 29778), (709, 28434), (1354, 14889), (1418, 14217), (2031, 9926), (2127, 9478), (4062, 4963), (4254, 4739)]