19808313

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41011}}^1$

素因数の和:41044

約数の個数: 16

約数和(自身を含む): 31497216

約数和(自身を除く): 11688903

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 41011, 123033, 287077, 861231, 943253, 2829759, 6602771, 19808313]

約数ペア:

[(1, 19808313), (3, 6602771), (7, 2829759), (21, 943253), (23, 861231), (69, 287077), (161, 123033), (483, 41011)]