20917530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{232417}}^1$

素因数の和:232430

約数の個数: 24

約数和(自身を含む): 54385812

約数和(自身を除く): 33468282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 232417, 464834, 697251, 1162085, 1394502, 2091753, 2324170, 3486255, 4183506, 6972510, 10458765, 20917530]

約数ペア:

[(1, 20917530), (2, 10458765), (3, 6972510), (5, 4183506), (6, 3486255), (9, 2324170), (10, 2091753), (15, 1394502), (18, 1162085), (30, 697251), (45, 464834), (90, 232417)]