18804932420

素因数分解:

$2^2\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1601783}}^1$

素因数の和:1602379

約数の個数: 24

約数和(自身を含む): 39557657664

約数和(自身を除く): 20752725244

約数列:

[1, 2, 4, 5, 10, 20, 587, 1174, 2348, 2935, 5870, 11740, 1601783, 3203566, 6407132, 8008915, 16017830, 32035660, 940246621, 1880493242, 3760986484, 4701233105, 9402466210, 18804932420]

約数ペア:

[(1, 18804932420), (2, 9402466210), (4, 4701233105), (5, 3760986484), (10, 1880493242), (20, 940246621), (587, 32035660), (1174, 16017830), (2348, 8008915), (2935, 6407132), (5870, 3203566), (11740, 1601783)]