19628253

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 29483168

約数和(自身を除く): 9854915

約数列:

[1, 3, 9, 43, 67, 129, 201, 387, 603, 757, 2271, 2881, 6813, 8643, 25929, 32551, 50719, 97653, 152157, 292959, 456471, 2180917, 6542751, 19628253]

約数ペア:

[(1, 19628253), (3, 6542751), (9, 2180917), (43, 456471), (67, 292959), (129, 152157), (201, 97653), (387, 50719), (603, 32551), (757, 25929), (2271, 8643), (2881, 6813)]