20160857864

素因数分解:

$2^3\times 7^1\times {\mathrm{8893}}^1\times {\mathrm{40483}}^1$

素因数の和:49389

約数の個数: 32

約数和(自身を含む): 43207763520

約数和(自身を除く): 23046905656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 8893, 17786, 35572, 40483, 62251, 71144, 80966, 124502, 161932, 249004, 283381, 323864, 498008, 566762, 1133524, 2267048, 360015319, 720030638, 1440061276, 2520107233, 2880122552, 5040214466, 10080428932, 20160857864]

約数ペア:

[(1, 20160857864), (2, 10080428932), (4, 5040214466), (7, 2880122552), (8, 2520107233), (14, 1440061276), (28, 720030638), (56, 360015319), (8893, 2267048), (17786, 1133524), (35572, 566762), (40483, 498008), (62251, 323864), (71144, 283381), (80966, 249004), (124502, 161932)]