19378879

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1171}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 22314880

約数和(自身を除く): 2936001

約数列:

[1, 13, 19, 67, 247, 871, 1171, 1273, 15223, 16549, 22249, 78457, 289237, 1019941, 1490683, 19378879]

約数ペア:

[(1, 19378879), (13, 1490683), (19, 1019941), (67, 289237), (247, 78457), (871, 22249), (1171, 16549), (1273, 15223)]