19272266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23911}}^1$

素因数の和:23957

約数の個数: 16

約数和(自身を含む): 32137728

約数和(自身を除く): 12865462

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 23911, 47822, 310843, 621686, 741241, 1482482, 9636133, 19272266]

約数ペア:

[(1, 19272266), (2, 9636133), (13, 1482482), (26, 741241), (31, 621686), (62, 310843), (403, 47822), (806, 23911)]