139357712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{669989}}^1$

素因数の和:670010

約数の個数: 20

約数和(自身を含む): 290775660

約数和(自身を除く): 151417948

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 669989, 1339978, 2679956, 5359912, 8709857, 10719824, 17419714, 34839428, 69678856, 139357712]

約数ペア:

[(1, 139357712), (2, 69678856), (4, 34839428), (8, 17419714), (13, 10719824), (16, 8709857), (26, 5359912), (52, 2679956), (104, 1339978), (208, 669989)]