20848653805

素因数分解:

$5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3944873}}^1$

素因数の和:3945036

約数の個数: 16

約数和(自身を含む): 28781800704

約数和(自身を除く): 7933146899

約数列:

[1, 5, 7, 35, 151, 755, 1057, 5285, 3944873, 19724365, 27614111, 138070555, 595675823, 2978379115, 4169730761, 20848653805]

約数ペア:

[(1, 20848653805), (5, 4169730761), (7, 2978379115), (35, 595675823), (151, 138070555), (755, 27614111), (1057, 19724365), (5285, 3944873)]