199901858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{70537}}^1$

素因数の和:70661

約数の個数: 16

約数和(自身を含む): 325885560

約数和(自身を除く): 125983702

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 70537, 141074, 916981, 1833962, 7688533, 15377066, 99950929, 199901858]

約数ペア:

[(1, 199901858), (2, 99950929), (13, 15377066), (26, 7688533), (109, 1833962), (218, 916981), (1417, 141074), (2834, 70537)]