19940968

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{16729}}^1$

素因数の和:16884

約数の個数: 16

約数和(自身を含む): 37642500

約数和(自身を除く): 17701532

約数列:

[1, 2, 4, 8, 149, 298, 596, 1192, 16729, 33458, 66916, 133832, 2492621, 4985242, 9970484, 19940968]

約数ペア:

[(1, 19940968), (2, 9970484), (4, 4985242), (8, 2492621), (149, 133832), (298, 66916), (596, 33458), (1192, 16729)]