20202985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19333}}^1$

素因数の和:19368

約数の個数: 16

約数和(自身を含む): 27840960

約数和(自身を除く): 7637975

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 19333, 96665, 212663, 367327, 1063315, 1836635, 4040597, 20202985]

約数ペア:

[(1, 20202985), (5, 4040597), (11, 1836635), (19, 1063315), (55, 367327), (95, 212663), (209, 96665), (1045, 19333)]