19021360

素因数分解:

$2^4\times 5^1\times {\mathrm{237767}}^1$

素因数の和:237780

約数の個数: 20

約数和(自身を含む): 44224848

約数和(自身を除く): 25203488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 237767, 475534, 951068, 1188835, 1902136, 2377670, 3804272, 4755340, 9510680, 19021360]

約数ペア:

[(1, 19021360), (2, 9510680), (4, 4755340), (5, 3804272), (8, 2377670), (10, 1902136), (16, 1188835), (20, 951068), (40, 475534), (80, 237767)]