18431954

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{863}}^1$

素因数の和:1105

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 9872686

約数列:

[1, 2, 59, 118, 181, 362, 863, 1726, 10679, 21358, 50917, 101834, 156203, 312406, 9215977, 18431954]

約数ペア:

[(1, 18431954), (2, 9215977), (59, 312406), (118, 156203), (181, 101834), (362, 50917), (863, 21358), (1726, 10679)]