1808897748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1031}}^1\times {\mathrm{20887}}^1$

素因数の和:21932

約数の個数: 48

約数和(自身を含む): 4828637184

約数和(自身を除く): 3019739436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1031, 2062, 3093, 4124, 6186, 7217, 12372, 14434, 20887, 21651, 28868, 41774, 43302, 62661, 83548, 86604, 125322, 146209, 250644, 292418, 438627, 584836, 877254, 1754508, 21534497, 43068994, 64603491, 86137988, 129206982, 150741479, 258413964, 301482958, 452224437, 602965916, 904448874, 1808897748]

約数ペア:

[(1, 1808897748), (2, 904448874), (3, 602965916), (4, 452224437), (6, 301482958), (7, 258413964), (12, 150741479), (14, 129206982), (21, 86137988), (28, 64603491), (42, 43068994), (84, 21534497), (1031, 1754508), (2062, 877254), (3093, 584836), (4124, 438627), (6186, 292418), (7217, 250644), (12372, 146209), (14434, 125322), (20887, 86604), (21651, 83548), (28868, 62661), (41774, 43302)]