20474619

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6143}}^1$

素因数の和:6258

約数の個数: 16

約数和(自身を含む): 30081024

約数和(自身を除く): 9606405

約数列:

[1, 3, 11, 33, 101, 303, 1111, 3333, 6143, 18429, 67573, 202719, 620443, 1861329, 6824873, 20474619]

約数ペア:

[(1, 20474619), (3, 6824873), (11, 1861329), (33, 620443), (101, 202719), (303, 67573), (1111, 18429), (3333, 6143)]