19427474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6353}}^1$

素因数の和:6505

約数の個数: 16

約数和(自身を含む): 32024160

約数和(自身を除く): 12596686

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6353, 12706, 69883, 139766, 883067, 1766134, 9713737, 19427474]

約数ペア:

[(1, 19427474), (2, 9713737), (11, 1766134), (22, 883067), (139, 139766), (278, 69883), (1529, 12706), (3058, 6353)]