18634863

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4639}}^1$

素因数の和:4758

約数の個数: 16

約数和(自身を含む): 27023360

約数和(自身を除く): 8388497

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 4639, 13917, 60307, 180921, 477817, 1433451, 6211621, 18634863]

約数ペア:

[(1, 18634863), (3, 6211621), (13, 1433451), (39, 477817), (103, 180921), (309, 60307), (1339, 13917), (4017, 4639)]