20804948307

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{457}}^1\times {\mathrm{907}}^1$

素因数の和:1410

約数の個数: 96

約数和(自身を含む): 36529493760

約数和(自身を除く): 15724545453

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 169, 297, 351, 429, 457, 507, 907, 1287, 1371, 1521, 1859, 2721, 3861, 4113, 4563, 5027, 5577, 5941, 8163, 9977, 11791, 12339, 15081, 16731, 17823, 24489, 29931, 35373, 45243, 50193, 53469, 65351, 77233, 89793, 106119, 129701, 135729, 153283, 160407, 196053, 231699, 269379, 318357, 389103, 414499, 459849, 588159, 695097, 849563, 1167309, 1243497, 1379547, 1686113, 1764477, 2085291, 2548689, 3501927, 3730491, 4138641, 4559489, 5058339, 5388487, 7646067, 11191473, 13678467, 15175017, 16165461, 22938201, 41035401, 45525051, 48496383, 59273357, 70050331, 123106203, 145489149, 177820071, 210150993, 533460213, 630452979, 770553641, 1600380639, 1891358937, 2311660923, 6934982769, 20804948307]

約数ペア:

[(1, 20804948307), (3, 6934982769), (9, 2311660923), (11, 1891358937), (13, 1600380639), (27, 770553641), (33, 630452979), (39, 533460213), (99, 210150993), (117, 177820071), (143, 145489149), (169, 123106203), (297, 70050331), (351, 59273357), (429, 48496383), (457, 45525051), (507, 41035401), (907, 22938201), (1287, 16165461), (1371, 15175017), (1521, 13678467), (1859, 11191473), (2721, 7646067), (3861, 5388487), (4113, 5058339), (4563, 4559489), (5027, 4138641), (5577, 3730491), (5941, 3501927), (8163, 2548689), (9977, 2085291), (11791, 1764477), (12339, 1686113), (15081, 1379547), (16731, 1243497), (17823, 1167309), (24489, 849563), (29931, 695097), (35373, 588159), (45243, 459849), (50193, 414499), (53469, 389103), (65351, 318357), (77233, 269379), (89793, 231699), (106119, 196053), (129701, 160407), (135729, 153283)]