7892144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 40

約数和(自身を含む): 17342640

約数和(自身を除く): 9450496

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 1997, 3952, 3994, 7988, 15976, 25961, 31952, 37943, 51922, 75886, 103844, 151772, 207688, 303544, 415376, 493259, 607088, 986518, 1973036, 3946072, 7892144]

約数ペア:

[(1, 7892144), (2, 3946072), (4, 1973036), (8, 986518), (13, 607088), (16, 493259), (19, 415376), (26, 303544), (38, 207688), (52, 151772), (76, 103844), (104, 75886), (152, 51922), (208, 37943), (247, 31952), (304, 25961), (494, 15976), (988, 7988), (1976, 3994), (1997, 3952)]