19946647

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 23288832

約数和(自身を除く): 3342185

約数列:

[1, 7, 113, 151, 167, 791, 1057, 1169, 17063, 18871, 25217, 119441, 132097, 176519, 2849521, 19946647]

約数ペア:

[(1, 19946647), (7, 2849521), (113, 176519), (151, 132097), (167, 119441), (791, 25217), (1057, 18871), (1169, 17063)]