20161394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 35078400

約数和(自身を除く): 14917006

約数列:

[1, 2, 11, 19, 22, 38, 139, 209, 278, 347, 418, 694, 1529, 2641, 3058, 3817, 5282, 6593, 7634, 13186, 29051, 48233, 58102, 72523, 96466, 145046, 530563, 916427, 1061126, 1832854, 10080697, 20161394]

約数ペア:

[(1, 20161394), (2, 10080697), (11, 1832854), (19, 1061126), (22, 916427), (38, 530563), (139, 145046), (209, 96466), (278, 72523), (347, 58102), (418, 48233), (694, 29051), (1529, 13186), (2641, 7634), (3058, 6593), (3817, 5282)]