20513232

素因数分解:

$2^4\times 3^2\times {\mathrm{142453}}^1$

素因数の和:142467

約数の個数: 30

約数和(自身を含む): 57408962

約数和(自身を除く): 36895730

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142453, 284906, 427359, 569812, 854718, 1139624, 1282077, 1709436, 2279248, 2564154, 3418872, 5128308, 6837744, 10256616, 20513232]

約数ペア:

[(1, 20513232), (2, 10256616), (3, 6837744), (4, 5128308), (6, 3418872), (8, 2564154), (9, 2279248), (12, 1709436), (16, 1282077), (18, 1139624), (24, 854718), (36, 569812), (48, 427359), (72, 284906), (144, 142453)]