199876618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{111913}}^1$

素因数の和:111981

約数の個数: 16

約数和(自身を含む): 322312320

約数和(自身を除く): 122435702

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 111913, 223826, 2126347, 4252694, 5259911, 10519822, 99938309, 199876618]

約数ペア:

[(1, 199876618), (2, 99938309), (19, 10519822), (38, 5259911), (47, 4252694), (94, 2126347), (893, 223826), (1786, 111913)]