20958996

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 51004800

約数和(自身を除く): 30045804

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 229, 263, 348, 458, 526, 687, 789, 916, 1052, 1374, 1578, 2748, 3156, 6641, 7627, 13282, 15254, 19923, 22881, 26564, 30508, 39846, 45762, 60227, 79692, 91524, 120454, 180681, 240908, 361362, 722724, 1746583, 3493166, 5239749, 6986332, 10479498, 20958996]

約数ペア:

[(1, 20958996), (2, 10479498), (3, 6986332), (4, 5239749), (6, 3493166), (12, 1746583), (29, 722724), (58, 361362), (87, 240908), (116, 180681), (174, 120454), (229, 91524), (263, 79692), (348, 60227), (458, 45762), (526, 39846), (687, 30508), (789, 26564), (916, 22881), (1052, 19923), (1374, 15254), (1578, 13282), (2748, 7627), (3156, 6641)]