28398502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67939}}^1$

素因数の和:67971

約数の個数: 16

約数和(自身を含む): 48916800

約数和(自身を除く): 20518298

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 67939, 135878, 747329, 1290841, 1494658, 2581682, 14199251, 28398502]

約数ペア:

[(1, 28398502), (2, 14199251), (11, 2581682), (19, 1494658), (22, 1290841), (38, 747329), (209, 135878), (418, 67939)]