199982486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{478427}}^1$

素因数の和:478459

約数の個数: 16

約数和(自身を含む): 344468160

約数和(自身を除く): 144485674

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 478427, 956854, 5262697, 9090113, 10525394, 18180226, 99991243, 199982486]

約数ペア:

[(1, 199982486), (2, 99991243), (11, 18180226), (19, 10525394), (22, 9090113), (38, 5262697), (209, 956854), (418, 478427)]