18939216

素因数分解:

$2^4\times 3^1\times {\mathrm{229}}^1\times {\mathrm{1723}}^1$

素因数の和:1963

約数の個数: 40

約数和(自身を含む): 49168480

約数和(自身を除く): 30229264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 229, 458, 687, 916, 1374, 1723, 1832, 2748, 3446, 3664, 5169, 5496, 6892, 10338, 10992, 13784, 20676, 27568, 41352, 82704, 394567, 789134, 1183701, 1578268, 2367402, 3156536, 4734804, 6313072, 9469608, 18939216]

約数ペア:

[(1, 18939216), (2, 9469608), (3, 6313072), (4, 4734804), (6, 3156536), (8, 2367402), (12, 1578268), (16, 1183701), (24, 789134), (48, 394567), (229, 82704), (458, 41352), (687, 27568), (916, 20676), (1374, 13784), (1723, 10992), (1832, 10338), (2748, 6892), (3446, 5496), (3664, 5169)]