16840406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{5507}}^1$

素因数の和:5659

約数の個数: 16

約数和(自身を含む): 27760320

約数和(自身を除く): 10919914

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 5507, 11014, 60577, 121154, 765473, 1530946, 8420203, 16840406]

約数ペア:

[(1, 16840406), (2, 8420203), (11, 1530946), (22, 765473), (139, 121154), (278, 60577), (1529, 11014), (3058, 5507)]