20153426013

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{98947}}^1$

素因数の和:99074

約数の個数: 48

約数和(自身を含む): 34452902016

約数和(自身を除く): 14299476003

約数列:

[1, 3, 7, 9, 21, 53, 61, 63, 159, 183, 371, 427, 477, 549, 1113, 1281, 3233, 3339, 3843, 9699, 22631, 29097, 67893, 98947, 203679, 296841, 692629, 890523, 2077887, 5244191, 6035767, 6233661, 15732573, 18107301, 36709337, 42250369, 47197719, 54321903, 110128011, 126751107, 319895651, 330384033, 380253321, 959686953, 2239269557, 2879060859, 6717808671, 20153426013]

約数ペア:

[(1, 20153426013), (3, 6717808671), (7, 2879060859), (9, 2239269557), (21, 959686953), (53, 380253321), (61, 330384033), (63, 319895651), (159, 126751107), (183, 110128011), (371, 54321903), (427, 47197719), (477, 42250369), (549, 36709337), (1113, 18107301), (1281, 15732573), (3233, 6233661), (3339, 6035767), (3843, 5244191), (9699, 2077887), (22631, 890523), (29097, 692629), (67893, 296841), (98947, 203679)]