18618556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{22271}}^1$

素因数の和:22305

約数の個数: 24

約数和(自身を含む): 37416960

約数和(自身を除く): 18798404

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 22271, 44542, 89084, 244981, 423149, 489962, 846298, 979924, 1692596, 4654639, 9309278, 18618556]

約数ペア:

[(1, 18618556), (2, 9309278), (4, 4654639), (11, 1692596), (19, 979924), (22, 846298), (38, 489962), (44, 423149), (76, 244981), (209, 89084), (418, 44542), (836, 22271)]