20151246928

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5647771}}^1$

素因数の和:5648002

約数の個数: 20

約数和(自身を含む): 39218128768

約数和(自身を除く): 19066881840

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5647771, 11295542, 22591084, 45182168, 90364336, 1259452933, 2518905866, 5037811732, 10075623464, 20151246928]

約数ペア:

[(1, 20151246928), (2, 10075623464), (4, 5037811732), (8, 2518905866), (16, 1259452933), (223, 90364336), (446, 45182168), (892, 22591084), (1784, 11295542), (3568, 5647771)]