18431829

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{599}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 28828800

約数和(自身を除く): 10396971

約数列:

[1, 3, 9, 13, 39, 117, 263, 599, 789, 1797, 2367, 3419, 5391, 7787, 10257, 23361, 30771, 70083, 157537, 472611, 1417833, 2047981, 6143943, 18431829]

約数ペア:

[(1, 18431829), (3, 6143943), (9, 2047981), (13, 1417833), (39, 472611), (117, 157537), (263, 70083), (599, 30771), (789, 23361), (1797, 10257), (2367, 7787), (3419, 5391)]