19775602

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{128413}}^1$

素因数の和:128433

約数の個数: 16

約数和(自身を含む): 36983232

約数和(自身を除く): 17207630

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 128413, 256826, 898891, 1412543, 1797782, 2825086, 9887801, 19775602]

約数ペア:

[(1, 19775602), (2, 9887801), (7, 2825086), (11, 1797782), (14, 1412543), (22, 898891), (77, 256826), (154, 128413)]