20019374914

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2131081}}^1$

素因数の和:2131162

約数の個数: 32

約数和(自身を含む): 38052600192

約数和(自身を除く): 18033225278

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 4697, 9394, 2131081, 4262162, 14917567, 23441891, 29835134, 46883782, 129995941, 164093237, 259991882, 328186474, 909971587, 1429955351, 1819943174, 2859910702, 10009687457, 20019374914]

約数ペア:

[(1, 20019374914), (2, 10009687457), (7, 2859910702), (11, 1819943174), (14, 1429955351), (22, 909971587), (61, 328186474), (77, 259991882), (122, 164093237), (154, 129995941), (427, 46883782), (671, 29835134), (854, 23441891), (1342, 14917567), (4697, 4262162), (9394, 2131081)]