20457598

素因数分解:

$2^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1049}}^1$

素因数の和:1264

約数の個数: 24

約数和(自身を含む): 35910000

約数和(自身を除く): 15452402

約数列:

[1, 2, 7, 14, 49, 98, 199, 398, 1049, 1393, 2098, 2786, 7343, 9751, 14686, 19502, 51401, 102802, 208751, 417502, 1461257, 2922514, 10228799, 20457598]

約数ペア:

[(1, 20457598), (2, 10228799), (7, 2922514), (14, 1461257), (49, 417502), (98, 208751), (199, 102802), (398, 51401), (1049, 19502), (1393, 14686), (2098, 9751), (2786, 7343)]