20019065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19157}}^1$

素因数の和:19192

約数の個数: 16

約数和(自身を含む): 27587520

約数和(自身を除く): 7568455

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 19157, 95785, 210727, 363983, 1053635, 1819915, 4003813, 20019065]

約数ペア:

[(1, 20019065), (5, 4003813), (11, 1819915), (19, 1053635), (55, 363983), (95, 210727), (209, 95785), (1045, 19157)]