18931323

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 26897920

約数和(自身を除く): 7966597

約数列:

[1, 3, 23, 69, 79, 151, 237, 453, 529, 1587, 1817, 3473, 5451, 10419, 11929, 35787, 41791, 79879, 125373, 239637, 274367, 823101, 6310441, 18931323]

約数ペア:

[(1, 18931323), (3, 6310441), (23, 823101), (69, 274367), (79, 239637), (151, 125373), (237, 79879), (453, 41791), (529, 35787), (1587, 11929), (1817, 10419), (3473, 5451)]