20120259292

素因数分解:

$2^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1756921}}^1$

素因数の和:1757341

約数の個数: 24

約数和(自身を含む): 40338929120

約数和(自身を除く): 20218669828

約数列:

[1, 2, 4, 7, 14, 28, 409, 818, 1636, 2863, 5726, 11452, 1756921, 3513842, 7027684, 12298447, 24596894, 49193788, 718580689, 1437161378, 2874322756, 5030064823, 10060129646, 20120259292]

約数ペア:

[(1, 20120259292), (2, 10060129646), (4, 5030064823), (7, 2874322756), (14, 1437161378), (28, 718580689), (409, 49193788), (818, 24596894), (1636, 12298447), (2863, 7027684), (5726, 3513842), (11452, 1756921)]