19707686

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1\times {\mathrm{523}}^1$

素因数の和:835

約数の個数: 16

約数和(自身を含む): 30106944

約数和(自身を除く): 10399258

約数列:

[1, 2, 83, 166, 227, 454, 523, 1046, 18841, 37682, 43409, 86818, 118721, 237442, 9853843, 19707686]

約数ペア:

[(1, 19707686), (2, 9853843), (83, 237442), (166, 118721), (227, 86818), (454, 43409), (523, 37682), (1046, 18841)]