18840424

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{32261}}^1$

素因数の和:32340

約数の個数: 16

約数和(自身を含む): 35810820

約数和(自身を除く): 16970396

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 32261, 64522, 129044, 258088, 2355053, 4710106, 9420212, 18840424]

約数ペア:

[(1, 18840424), (2, 9420212), (4, 4710106), (8, 2355053), (73, 258088), (146, 129044), (292, 64522), (584, 32261)]