20157740915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2263643}}^1$

素因数の和:2263798

約数の個数: 16

約数和(自身を含む): 26240161248

約数和(自身を除く): 6082420333

約数列:

[1, 5, 13, 65, 137, 685, 1781, 8905, 2263643, 11318215, 29427359, 147136795, 310119091, 1550595455, 4031548183, 20157740915]

約数ペア:

[(1, 20157740915), (5, 4031548183), (13, 1550595455), (65, 310119091), (137, 147136795), (685, 29427359), (1781, 11318215), (8905, 2263643)]