19381873

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 22654080

約数和(自身を除く): 3272207

約数列:

[1, 7, 107, 113, 229, 749, 791, 1603, 12091, 24503, 25877, 84637, 171521, 181139, 2768839, 19381873]

約数ペア:

[(1, 19381873), (7, 2768839), (107, 181139), (113, 171521), (229, 84637), (749, 25877), (791, 24503), (1603, 12091)]