20897670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6763}}^1$

素因数の和:6876

約数の個数: 32

約数和(自身を含む): 50648832

約数和(自身を除く): 29751162

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 6763, 13526, 20289, 33815, 40578, 67630, 101445, 202890, 696589, 1393178, 2089767, 3482945, 4179534, 6965890, 10448835, 20897670]

約数ペア:

[(1, 20897670), (2, 10448835), (3, 6965890), (5, 4179534), (6, 3482945), (10, 2089767), (15, 1393178), (30, 696589), (103, 202890), (206, 101445), (309, 67630), (515, 40578), (618, 33815), (1030, 20289), (1545, 13526), (3090, 6763)]