20625816

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 53268480

約数和(自身を除く): 32642664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 101, 127, 134, 201, 202, 254, 268, 303, 381, 402, 404, 508, 536, 606, 762, 804, 808, 1016, 1212, 1524, 1608, 2424, 3048, 6767, 8509, 12827, 13534, 17018, 20301, 25527, 25654, 27068, 34036, 38481, 40602, 51054, 51308, 54136, 68072, 76962, 81204, 102108, 102616, 153924, 162408, 204216, 307848, 859409, 1718818, 2578227, 3437636, 5156454, 6875272, 10312908, 20625816]

約数ペア:

[(1, 20625816), (2, 10312908), (3, 6875272), (4, 5156454), (6, 3437636), (8, 2578227), (12, 1718818), (24, 859409), (67, 307848), (101, 204216), (127, 162408), (134, 153924), (201, 102616), (202, 102108), (254, 81204), (268, 76962), (303, 68072), (381, 54136), (402, 51308), (404, 51054), (508, 40602), (536, 38481), (606, 34036), (762, 27068), (804, 25654), (808, 25527), (1016, 20301), (1212, 17018), (1524, 13534), (1608, 12827), (2424, 8509), (3048, 6767)]