18895965123

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{39122081}}^1$

素因数の和:39122114

約数の個数: 16

約数和(自身を含む): 30045758976

約数和(自身を除く): 11149793853

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 39122081, 117366243, 273854567, 821563701, 899807863, 2699423589, 6298655041, 18895965123]

約数ペア:

[(1, 18895965123), (3, 6298655041), (7, 2699423589), (21, 899807863), (23, 821563701), (69, 273854567), (161, 117366243), (483, 39122081)]