19425940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{33493}}^1$

素因数の和:33531

約数の個数: 24

約数和(自身を含む): 42202440

約数和(自身を除く): 22776500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 33493, 66986, 133972, 167465, 334930, 669860, 971297, 1942594, 3885188, 4856485, 9712970, 19425940]

約数ペア:

[(1, 19425940), (2, 9712970), (4, 4856485), (5, 3885188), (10, 1942594), (20, 971297), (29, 669860), (58, 334930), (116, 167465), (145, 133972), (290, 66986), (580, 33493)]