19752663

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1423}}^1$

素因数の和:2094

約数の個数: 16

約数和(自身を含む): 30166016

約数和(自身を除く): 10413353

約数列:

[1, 3, 7, 21, 661, 1423, 1983, 4269, 4627, 9961, 13881, 29883, 940603, 2821809, 6584221, 19752663]

約数ペア:

[(1, 19752663), (3, 6584221), (7, 2821809), (21, 940603), (661, 29883), (1423, 13881), (1983, 9961), (4269, 4627)]