20748852436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9279451}}^1$

素因数の和:9279511

約数の個数: 24

約数和(自身を含む): 40012997024

約数和(自身を除く): 19264144588

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 9279451, 18558902, 37117804, 120632863, 241265726, 399016393, 482531452, 798032786, 1596065572, 5187213109, 10374426218, 20748852436]

約数ペア:

[(1, 20748852436), (2, 10374426218), (4, 5187213109), (13, 1596065572), (26, 798032786), (43, 482531452), (52, 399016393), (86, 241265726), (172, 120632863), (559, 37117804), (1118, 18558902), (2236, 9279451)]