19892374

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:971

約数の個数: 16

約数和(自身を含む): 30606336

約数和(自身を除く): 10713962

約数列:

[1, 2, 47, 94, 431, 491, 862, 982, 20257, 23077, 40514, 46154, 211621, 423242, 9946187, 19892374]

約数ペア:

[(1, 19892374), (2, 9946187), (47, 423242), (94, 211621), (431, 46154), (491, 40514), (862, 23077), (982, 20257)]