19616142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1033

約数の個数: 64

約数和(自身を含む): 49641984

約数和(自身を除く): 30025842

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 37, 39, 42, 74, 78, 91, 111, 182, 222, 259, 273, 481, 518, 546, 777, 962, 971, 1443, 1554, 1942, 2886, 2913, 3367, 5826, 6734, 6797, 10101, 12623, 13594, 20202, 20391, 25246, 35927, 37869, 40782, 71854, 75738, 88361, 107781, 176722, 215562, 251489, 265083, 467051, 502978, 530166, 754467, 934102, 1401153, 1508934, 2802306, 3269357, 6538714, 9808071, 19616142]

約数ペア:

[(1, 19616142), (2, 9808071), (3, 6538714), (6, 3269357), (7, 2802306), (13, 1508934), (14, 1401153), (21, 934102), (26, 754467), (37, 530166), (39, 502978), (42, 467051), (74, 265083), (78, 251489), (91, 215562), (111, 176722), (182, 107781), (222, 88361), (259, 75738), (273, 71854), (481, 40782), (518, 37869), (546, 35927), (777, 25246), (962, 20391), (971, 20202), (1443, 13594), (1554, 12623), (1942, 10101), (2886, 6797), (2913, 6734), (3367, 5826)]