20569512

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 53239680

約数和(自身を除く): 32670168

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 103, 106, 157, 159, 206, 212, 309, 314, 318, 412, 424, 471, 618, 628, 636, 824, 942, 1236, 1256, 1272, 1884, 2472, 3768, 5459, 8321, 10918, 16171, 16377, 16642, 21836, 24963, 32342, 32754, 33284, 43672, 48513, 49926, 64684, 65508, 66568, 97026, 99852, 129368, 131016, 194052, 199704, 388104, 857063, 1714126, 2571189, 3428252, 5142378, 6856504, 10284756, 20569512]

約数ペア:

[(1, 20569512), (2, 10284756), (3, 6856504), (4, 5142378), (6, 3428252), (8, 2571189), (12, 1714126), (24, 857063), (53, 388104), (103, 199704), (106, 194052), (157, 131016), (159, 129368), (206, 99852), (212, 97026), (309, 66568), (314, 65508), (318, 64684), (412, 49926), (424, 48513), (471, 43672), (618, 33284), (628, 32754), (636, 32342), (824, 24963), (942, 21836), (1236, 16642), (1256, 16377), (1272, 16171), (1884, 10918), (2472, 8321), (3768, 5459)]