19253180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3331}}^1$

素因数の和:3374

約数の個数: 36

約数和(自身を含む): 42962808

約数和(自身を除く): 23709628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 3331, 5780, 6662, 13324, 16655, 33310, 56627, 66620, 113254, 226508, 283135, 566270, 962659, 1132540, 1925318, 3850636, 4813295, 9626590, 19253180]

約数ペア:

[(1, 19253180), (2, 9626590), (4, 4813295), (5, 3850636), (10, 1925318), (17, 1132540), (20, 962659), (34, 566270), (68, 283135), (85, 226508), (170, 113254), (289, 66620), (340, 56627), (578, 33310), (1156, 16655), (1445, 13324), (2890, 6662), (3331, 5780)]