20291304

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{761}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 55961280

約数和(自身を除く): 35669976

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 101, 132, 202, 264, 303, 404, 606, 761, 808, 1111, 1212, 1522, 2222, 2283, 2424, 3044, 3333, 4444, 4566, 6088, 6666, 8371, 8888, 9132, 13332, 16742, 18264, 25113, 26664, 33484, 50226, 66968, 76861, 100452, 153722, 200904, 230583, 307444, 461166, 614888, 845471, 922332, 1690942, 1844664, 2536413, 3381884, 5072826, 6763768, 10145652, 20291304]

約数ペア:

[(1, 20291304), (2, 10145652), (3, 6763768), (4, 5072826), (6, 3381884), (8, 2536413), (11, 1844664), (12, 1690942), (22, 922332), (24, 845471), (33, 614888), (44, 461166), (66, 307444), (88, 230583), (101, 200904), (132, 153722), (202, 100452), (264, 76861), (303, 66968), (404, 50226), (606, 33484), (761, 26664), (808, 25113), (1111, 18264), (1212, 16742), (1522, 13332), (2222, 9132), (2283, 8888), (2424, 8371), (3044, 6666), (3333, 6088), (4444, 4566)]