20110956

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 48432384

約数和(自身を除く): 28321428

約数列:

[1, 2, 3, 4, 6, 12, 53, 103, 106, 159, 206, 212, 307, 309, 318, 412, 614, 618, 636, 921, 1228, 1236, 1842, 3684, 5459, 10918, 16271, 16377, 21836, 31621, 32542, 32754, 48813, 63242, 65084, 65508, 94863, 97626, 126484, 189726, 195252, 379452, 1675913, 3351826, 5027739, 6703652, 10055478, 20110956]

約数ペア:

[(1, 20110956), (2, 10055478), (3, 6703652), (4, 5027739), (6, 3351826), (12, 1675913), (53, 379452), (103, 195252), (106, 189726), (159, 126484), (206, 97626), (212, 94863), (307, 65508), (309, 65084), (318, 63242), (412, 48813), (614, 32754), (618, 32542), (636, 31621), (921, 21836), (1228, 16377), (1236, 16271), (1842, 10918), (3684, 5459)]