203962910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{4177}}^1$

素因数の和:4460

約数の個数: 32

約数和(自身を含む): 388052640

約数和(自身を除く): 184089730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 257, 514, 1285, 2570, 4177, 4883, 8354, 9766, 20885, 24415, 41770, 48830, 79363, 158726, 396815, 793630, 1073489, 2146978, 5367445, 10734890, 20396291, 40792582, 101981455, 203962910]

約数ペア:

[(1, 203962910), (2, 101981455), (5, 40792582), (10, 20396291), (19, 10734890), (38, 5367445), (95, 2146978), (190, 1073489), (257, 793630), (514, 396815), (1285, 158726), (2570, 79363), (4177, 48830), (4883, 41770), (8354, 24415), (9766, 20885)]