19007170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20887}}^1$

素因数の和:20914

約数の個数: 32

約数和(自身を含む): 42110208

約数和(自身を除く): 23103038

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20887, 41774, 104435, 146209, 208870, 271531, 292418, 543062, 731045, 1357655, 1462090, 1900717, 2715310, 3801434, 9503585, 19007170]

約数ペア:

[(1, 19007170), (2, 9503585), (5, 3801434), (7, 2715310), (10, 1900717), (13, 1462090), (14, 1357655), (26, 731045), (35, 543062), (65, 292418), (70, 271531), (91, 208870), (130, 146209), (182, 104435), (455, 41774), (910, 20887)]