15909916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19031}}^1$

素因数の和:19065

約数の個数: 24

約数和(自身を含む): 31973760

約数和(自身を除く): 16063844

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 19031, 38062, 76124, 209341, 361589, 418682, 723178, 837364, 1446356, 3977479, 7954958, 15909916]

約数ペア:

[(1, 15909916), (2, 7954958), (4, 3977479), (11, 1446356), (19, 837364), (22, 723178), (38, 418682), (44, 361589), (76, 209341), (209, 76124), (418, 38062), (836, 19031)]