20395890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{226621}}^1$

素因数の和:226634

約数の個数: 24

約数和(自身を含む): 53029548

約数和(自身を除く): 32633658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 226621, 453242, 679863, 1133105, 1359726, 2039589, 2266210, 3399315, 4079178, 6798630, 10197945, 20395890]

約数ペア:

[(1, 20395890), (2, 10197945), (3, 6798630), (5, 4079178), (6, 3399315), (9, 2266210), (10, 2039589), (15, 1359726), (18, 1133105), (30, 679863), (45, 453242), (90, 226621)]