20677590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{229751}}^1$

素因数の和:229764

約数の個数: 24

約数和(自身を含む): 53761968

約数和(自身を除く): 33084378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 229751, 459502, 689253, 1148755, 1378506, 2067759, 2297510, 3446265, 4135518, 6892530, 10338795, 20677590]

約数ペア:

[(1, 20677590), (2, 10338795), (3, 6892530), (5, 4135518), (6, 3446265), (9, 2297510), (10, 2067759), (15, 1378506), (18, 1148755), (30, 689253), (45, 459502), (90, 229751)]