20193093

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{691}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 31090176

約数和(自身を除く): 10897083

約数列:

[1, 3, 9, 17, 51, 153, 191, 573, 691, 1719, 2073, 3247, 6219, 9741, 11747, 29223, 35241, 105723, 131981, 395943, 1187829, 2243677, 6731031, 20193093]

約数ペア:

[(1, 20193093), (3, 6731031), (9, 2243677), (17, 1187829), (51, 395943), (153, 131981), (191, 105723), (573, 35241), (691, 29223), (1719, 11747), (2073, 9741), (3247, 6219)]