25557488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{145213}}^1$

素因数の和:145232

約数の個数: 20

約数和(自身を含む): 54019608

約数和(自身を除く): 28462120

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 145213, 290426, 580852, 1161704, 1597343, 2323408, 3194686, 6389372, 12778744, 25557488]

約数ペア:

[(1, 25557488), (2, 12778744), (4, 6389372), (8, 3194686), (11, 2323408), (16, 1597343), (22, 1161704), (44, 580852), (88, 290426), (176, 145213)]