20463903

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1021}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 31567536

約数和(自身を除く): 11103633

約数列:

[1, 3, 9, 17, 51, 131, 153, 393, 1021, 1179, 2227, 3063, 6681, 9189, 17357, 20043, 52071, 133751, 156213, 401253, 1203759, 2273767, 6821301, 20463903]

約数ペア:

[(1, 20463903), (3, 6821301), (9, 2273767), (17, 1203759), (51, 401253), (131, 156213), (153, 133751), (393, 52071), (1021, 20043), (1179, 17357), (2227, 9189), (3063, 6681)]