20178564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1049}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 54096000

約数和(自身を除く): 33917436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 229, 458, 687, 916, 1049, 1374, 1603, 2098, 2748, 3147, 3206, 4196, 4809, 6294, 6412, 7343, 9618, 12588, 14686, 19236, 22029, 29372, 44058, 88116, 240221, 480442, 720663, 960884, 1441326, 1681547, 2882652, 3363094, 5044641, 6726188, 10089282, 20178564]

約数ペア:

[(1, 20178564), (2, 10089282), (3, 6726188), (4, 5044641), (6, 3363094), (7, 2882652), (12, 1681547), (14, 1441326), (21, 960884), (28, 720663), (42, 480442), (84, 240221), (229, 88116), (458, 44058), (687, 29372), (916, 22029), (1049, 19236), (1374, 14686), (1603, 12588), (2098, 9618), (2748, 7343), (3147, 6412), (3206, 6294), (4196, 4809)]