20177072

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54829}}^1$

素因数の和:54860

約数の個数: 20

約数和(自身を含む): 40793520

約数和(自身を除く): 20616448

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54829, 109658, 219316, 438632, 877264, 1261067, 2522134, 5044268, 10088536, 20177072]

約数ペア:

[(1, 20177072), (2, 10088536), (4, 5044268), (8, 2522134), (16, 1261067), (23, 877264), (46, 438632), (92, 219316), (184, 109658), (368, 54829)]