20068054

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{809}}^1$

素因数の和:1047

約数の個数: 16

約数和(自身を含む): 30715200

約数和(自身を除く): 10647146

約数列:

[1, 2, 79, 157, 158, 314, 809, 1618, 12403, 24806, 63911, 127013, 127822, 254026, 10034027, 20068054]

約数ペア:

[(1, 20068054), (2, 10034027), (79, 254026), (157, 127822), (158, 127013), (314, 63911), (809, 24806), (1618, 12403)]