18861242

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{787}}^1$

素因数の和:1333

約数の個数: 16

約数和(自身を含む): 29616192

約数和(自身を除く): 10754950

約数列:

[1, 2, 23, 46, 521, 787, 1042, 1574, 11983, 18101, 23966, 36202, 410027, 820054, 9430621, 18861242]

約数ペア:

[(1, 18861242), (2, 9430621), (23, 820054), (46, 410027), (521, 36202), (787, 23966), (1042, 18101), (1574, 11983)]