19249168

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{70769}}^1$

素因数の和:70794

約数の個数: 20

約数和(自身を含む): 39489660

約数和(自身を除く): 20240492

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 70769, 141538, 283076, 566152, 1132304, 1203073, 2406146, 4812292, 9624584, 19249168]

約数ペア:

[(1, 19249168), (2, 9624584), (4, 4812292), (8, 2406146), (16, 1203073), (17, 1132304), (34, 566152), (68, 283076), (136, 141538), (272, 70769)]