1853651920

素因数分解:

$2^4\times 5^1\times {\mathrm{23170649}}^1$

素因数の和:23170662

約数の個数: 20

約数和(自身を含む): 4309740900

約数和(自身を除く): 2456088980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23170649, 46341298, 92682596, 115853245, 185365192, 231706490, 370730384, 463412980, 926825960, 1853651920]

約数ペア:

[(1, 1853651920), (2, 926825960), (4, 463412980), (5, 370730384), (8, 231706490), (10, 185365192), (16, 115853245), (20, 92682596), (40, 46341298), (80, 23170649)]