194893820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{885881}}^1$

素因数の和:885901

約数の個数: 24

約数和(自身を含む): 446484528

約数和(自身を除く): 251590708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 885881, 1771762, 3543524, 4429405, 8858810, 9744691, 17717620, 19489382, 38978764, 48723455, 97446910, 194893820]

約数ペア:

[(1, 194893820), (2, 97446910), (4, 48723455), (5, 38978764), (10, 19489382), (11, 17717620), (20, 9744691), (22, 8858810), (44, 4429405), (55, 3543524), (110, 1771762), (220, 885881)]