68768912

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{138647}}^1$

素因数の和:138686

約数の個数: 20

約数和(自身を含む): 137538816

約数和(自身を除く): 68769904

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 138647, 277294, 554588, 1109176, 2218352, 4298057, 8596114, 17192228, 34384456, 68768912]

約数ペア:

[(1, 68768912), (2, 34384456), (4, 17192228), (8, 8596114), (16, 4298057), (31, 2218352), (62, 1109176), (124, 554588), (248, 277294), (496, 138647)]