20161567318

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{3697}}^1\times {\mathrm{143513}}^1$

素因数の和:147231

約数の個数: 16

約数和(自身を含む): 31842886320

約数和(自身を除く): 11681319002

約数列:

[1, 2, 19, 38, 3697, 7394, 70243, 140486, 143513, 287026, 2726747, 5453494, 530567561, 1061135122, 10080783659, 20161567318]

約数ペア:

[(1, 20161567318), (2, 10080783659), (19, 1061135122), (38, 530567561), (3697, 5453494), (7394, 2726747), (70243, 287026), (140486, 143513)]