18920734

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{13381}}^1$

素因数の和:13491

約数の個数: 16

約数和(自身を含む): 32759136

約数和(自身を除く): 13838402

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 13381, 26762, 93667, 187334, 1351481, 2702962, 9460367, 18920734]

約数ペア:

[(1, 18920734), (2, 9460367), (7, 2702962), (14, 1351481), (101, 187334), (202, 93667), (707, 26762), (1414, 13381)]