20121388308

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{502181}}^1$

素因数の和:502254

約数の個数: 96

約数和(自身を含む): 60743934720

約数和(自身を除く): 40622546412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 53, 54, 63, 84, 106, 108, 126, 159, 189, 212, 252, 318, 371, 378, 477, 636, 742, 756, 954, 1113, 1431, 1484, 1908, 2226, 2862, 3339, 4452, 5724, 6678, 10017, 13356, 20034, 40068, 502181, 1004362, 1506543, 2008724, 3013086, 3515267, 4519629, 6026172, 7030534, 9039258, 10545801, 13558887, 14061068, 18078516, 21091602, 26615593, 27117774, 31637403, 42183204, 53231186, 54235548, 63274806, 79846779, 94912209, 106462372, 126549612, 159693558, 186309151, 189824418, 239540337, 319387116, 372618302, 379648836, 479080674, 558927453, 718621011, 745236604, 958161348, 1117854906, 1437242022, 1676782359, 2235709812, 2874484044, 3353564718, 5030347077, 6707129436, 10060694154, 20121388308]

約数ペア:

[(1, 20121388308), (2, 10060694154), (3, 6707129436), (4, 5030347077), (6, 3353564718), (7, 2874484044), (9, 2235709812), (12, 1676782359), (14, 1437242022), (18, 1117854906), (21, 958161348), (27, 745236604), (28, 718621011), (36, 558927453), (42, 479080674), (53, 379648836), (54, 372618302), (63, 319387116), (84, 239540337), (106, 189824418), (108, 186309151), (126, 159693558), (159, 126549612), (189, 106462372), (212, 94912209), (252, 79846779), (318, 63274806), (371, 54235548), (378, 53231186), (477, 42183204), (636, 31637403), (742, 27117774), (756, 26615593), (954, 21091602), (1113, 18078516), (1431, 14061068), (1484, 13558887), (1908, 10545801), (2226, 9039258), (2862, 7030534), (3339, 6026172), (4452, 4519629), (5724, 3515267), (6678, 3013086), (10017, 2008724), (13356, 1506543), (20034, 1004362), (40068, 502181)]