20164026988

素因数分解:

$2^2\times 7^1\times {\mathrm{18443}}^1\times {\mathrm{39047}}^1$

素因数の和:57501

約数の個数: 24

約数和(自身を含む): 40331273472

約数和(自身を除く): 20167246484

約数列:

[1, 2, 4, 7, 14, 28, 18443, 36886, 39047, 73772, 78094, 129101, 156188, 258202, 273329, 516404, 546658, 1093316, 720143821, 1440287642, 2880575284, 5041006747, 10082013494, 20164026988]

約数ペア:

[(1, 20164026988), (2, 10082013494), (4, 5041006747), (7, 2880575284), (14, 1440287642), (28, 720143821), (18443, 1093316), (36886, 546658), (39047, 516404), (73772, 273329), (78094, 258202), (129101, 156188)]