123018512

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{145069}}^1$

素因数の和:145130

約数の個数: 20

約数和(自身を含む): 242847180

約数和(自身を除く): 119828668

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 145069, 290138, 580276, 1160552, 2321104, 7688657, 15377314, 30754628, 61509256, 123018512]

約数ペア:

[(1, 123018512), (2, 61509256), (4, 30754628), (8, 15377314), (16, 7688657), (53, 2321104), (106, 1160552), (212, 580276), (424, 290138), (848, 145069)]