9705728

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1270

約数の個数: 36

約数和(自身を含む): 20014848

約数和(自身を除く): 10309120

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1223, 1984, 2446, 3968, 4892, 7936, 9784, 19568, 37913, 39136, 75826, 78272, 151652, 156544, 303304, 313088, 606608, 1213216, 2426432, 4852864, 9705728]

約数ペア:

[(1, 9705728), (2, 4852864), (4, 2426432), (8, 1213216), (16, 606608), (31, 313088), (32, 303304), (62, 156544), (64, 151652), (124, 78272), (128, 75826), (248, 39136), (256, 37913), (496, 19568), (992, 9784), (1223, 7936), (1984, 4892), (2446, 3968)]