20271291084

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1383517}}^1$

素因数の和:1383575

約数の個数: 72

約数和(自身を含む): 57410462928

約数和(自身を除く): 37139171844

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 198, 222, 333, 396, 407, 444, 666, 814, 1221, 1332, 1628, 2442, 3663, 4884, 7326, 14652, 1383517, 2767034, 4150551, 5534068, 8301102, 12451653, 15218687, 16602204, 24903306, 30437374, 45656061, 49806612, 51190129, 60874748, 91312122, 102380258, 136968183, 153570387, 182624244, 204760516, 273936366, 307140774, 460711161, 547872732, 563091419, 614281548, 921422322, 1126182838, 1689274257, 1842844644, 2252365676, 3378548514, 5067822771, 6757097028, 10135645542, 20271291084]

約数ペア:

[(1, 20271291084), (2, 10135645542), (3, 6757097028), (4, 5067822771), (6, 3378548514), (9, 2252365676), (11, 1842844644), (12, 1689274257), (18, 1126182838), (22, 921422322), (33, 614281548), (36, 563091419), (37, 547872732), (44, 460711161), (66, 307140774), (74, 273936366), (99, 204760516), (111, 182624244), (132, 153570387), (148, 136968183), (198, 102380258), (222, 91312122), (333, 60874748), (396, 51190129), (407, 49806612), (444, 45656061), (666, 30437374), (814, 24903306), (1221, 16602204), (1332, 15218687), (1628, 12451653), (2442, 8301102), (3663, 5534068), (4884, 4150551), (7326, 2767034), (14652, 1383517)]