20153647941

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{22318547}}^1$

素因数の和:22318600

約数の個数: 16

約数和(自身を含む): 31424515584

約数和(自身を除く): 11270867643

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 22318547, 66955641, 156229829, 468689487, 959697521, 2879092563, 6717882647, 20153647941]

約数ペア:

[(1, 20153647941), (3, 6717882647), (7, 2879092563), (21, 959697521), (43, 468689487), (129, 156229829), (301, 66955641), (903, 22318547)]