20156042571

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2454761}}^1$

素因数の和:2454811

約数の個数: 32

約数和(自身を含む): 33934629888

約数和(自身を除く): 13778587317

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 8211, 2454761, 7364283, 17183327, 41730937, 51549981, 56459503, 125192811, 169378509, 292116559, 395216521, 876349677, 959811551, 1185649563, 2879434653, 6718680857, 20156042571]

約数ペア:

[(1, 20156042571), (3, 6718680857), (7, 2879434653), (17, 1185649563), (21, 959811551), (23, 876349677), (51, 395216521), (69, 292116559), (119, 169378509), (161, 125192811), (357, 56459503), (391, 51549981), (483, 41730937), (1173, 17183327), (2737, 7364283), (8211, 2454761)]