20154554133

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1\times {\mathrm{1033}}^1$

素因数の和:1626

約数の個数: 64

約数和(自身を含む): 32733296640

約数和(自身を除く): 12578742507

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 457, 749, 1033, 1371, 2033, 2247, 3099, 3199, 6099, 7231, 8683, 9597, 14231, 19627, 21693, 26049, 42693, 48899, 58881, 60781, 110531, 137389, 146697, 182343, 331593, 342293, 412167, 472081, 773717, 929081, 1026879, 1416243, 2100089, 2321151, 2787243, 3304567, 6300267, 6503567, 8969539, 9913701, 14700623, 19510701, 26908617, 44101869, 50512667, 62786773, 151538001, 188360319, 353588669, 959740673, 1060766007, 2879222019, 6718184711, 20154554133]

約数ペア:

[(1, 20154554133), (3, 6718184711), (7, 2879222019), (19, 1060766007), (21, 959740673), (57, 353588669), (107, 188360319), (133, 151538001), (321, 62786773), (399, 50512667), (457, 44101869), (749, 26908617), (1033, 19510701), (1371, 14700623), (2033, 9913701), (2247, 8969539), (3099, 6503567), (3199, 6300267), (6099, 3304567), (7231, 2787243), (8683, 2321151), (9597, 2100089), (14231, 1416243), (19627, 1026879), (21693, 929081), (26049, 773717), (42693, 472081), (48899, 412167), (58881, 342293), (60781, 331593), (110531, 182343), (137389, 146697)]