20123432615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{654527}}^1$

素因数の和:654599

約数の個数: 32

約数和(自身を含む): 29029625856

約数和(自身を除く): 8906193241

約数列:

[1, 5, 11, 13, 43, 55, 65, 143, 215, 473, 559, 715, 2365, 2795, 6149, 30745, 654527, 3272635, 7199797, 8508851, 28144661, 35998985, 42544255, 93597361, 140723305, 309591271, 365880593, 467986805, 1547956355, 1829402965, 4024686523, 20123432615]

約数ペア:

[(1, 20123432615), (5, 4024686523), (11, 1829402965), (13, 1547956355), (43, 467986805), (55, 365880593), (65, 309591271), (143, 140723305), (215, 93597361), (473, 42544255), (559, 35998985), (715, 28144661), (2365, 8508851), (2795, 7199797), (6149, 3272635), (30745, 654527)]