20238845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 27209952

約数和(自身を除く): 6971107

約数列:

[1, 5, 11, 53, 55, 131, 265, 583, 655, 1441, 2809, 2915, 6943, 7205, 14045, 30899, 34715, 76373, 154495, 367979, 381865, 1839895, 4047769, 20238845]

約数ペア:

[(1, 20238845), (5, 4047769), (11, 1839895), (53, 381865), (55, 367979), (131, 154495), (265, 76373), (583, 34715), (655, 30899), (1441, 14045), (2809, 7205), (2915, 6943)]