19904670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73721}}^1$

素因数の和:73737

約数の個数: 32

約数和(自身を含む): 53079840

約数和(自身を除く): 33175170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 73721, 147442, 221163, 368605, 442326, 663489, 737210, 1105815, 1326978, 1990467, 2211630, 3317445, 3980934, 6634890, 9952335, 19904670]

約数ペア:

[(1, 19904670), (2, 9952335), (3, 6634890), (5, 3980934), (6, 3317445), (9, 2211630), (10, 1990467), (15, 1326978), (18, 1105815), (27, 737210), (30, 663489), (45, 442326), (54, 368605), (90, 221163), (135, 147442), (270, 73721)]