18289899

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{593}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 27799200

約数和(自身を除く): 9509301

約数列:

[1, 3, 9, 23, 69, 149, 207, 447, 593, 1341, 1779, 3427, 5337, 10281, 13639, 30843, 40917, 88357, 122751, 265071, 795213, 2032211, 6096633, 18289899]

約数ペア:

[(1, 18289899), (3, 6096633), (9, 2032211), (23, 795213), (69, 265071), (149, 122751), (207, 88357), (447, 40917), (593, 30843), (1341, 13639), (1779, 10281), (3427, 5337)]