19571938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2441}}^1$

素因数の和:2673

約数の個数: 16

約数和(自身を含む): 31062240

約数和(自身を除く): 11490302

約数列:

[1, 2, 19, 38, 211, 422, 2441, 4009, 4882, 8018, 46379, 92758, 515051, 1030102, 9785969, 19571938]

約数ペア:

[(1, 19571938), (2, 9785969), (19, 1030102), (38, 515051), (211, 92758), (422, 46379), (2441, 8018), (4009, 4882)]