19211673

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{223}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 28311808

約数和(自身を除く): 9100135

約数列:

[1, 3, 13, 39, 47, 141, 223, 611, 669, 1833, 2209, 2899, 6627, 8697, 10481, 28717, 31443, 86151, 136253, 408759, 492607, 1477821, 6403891, 19211673]

約数ペア:

[(1, 19211673), (3, 6403891), (13, 1477821), (39, 492607), (47, 408759), (141, 136253), (223, 86151), (611, 31443), (669, 28717), (1833, 10481), (2209, 8697), (2899, 6627)]