20943576

素因数分解:

$2^3\times 3^3\times {\mathrm{47}}^1\times {\mathrm{2063}}^1$

素因数の和:2125

約数の個数: 64

約数和(自身を含む): 59443200

約数和(自身を除く): 38499624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 94, 108, 141, 188, 216, 282, 376, 423, 564, 846, 1128, 1269, 1692, 2063, 2538, 3384, 4126, 5076, 6189, 8252, 10152, 12378, 16504, 18567, 24756, 37134, 49512, 55701, 74268, 96961, 111402, 148536, 193922, 222804, 290883, 387844, 445608, 581766, 775688, 872649, 1163532, 1745298, 2327064, 2617947, 3490596, 5235894, 6981192, 10471788, 20943576]

約数ペア:

[(1, 20943576), (2, 10471788), (3, 6981192), (4, 5235894), (6, 3490596), (8, 2617947), (9, 2327064), (12, 1745298), (18, 1163532), (24, 872649), (27, 775688), (36, 581766), (47, 445608), (54, 387844), (72, 290883), (94, 222804), (108, 193922), (141, 148536), (188, 111402), (216, 96961), (282, 74268), (376, 55701), (423, 49512), (564, 37134), (846, 24756), (1128, 18567), (1269, 16504), (1692, 12378), (2063, 10152), (2538, 8252), (3384, 6189), (4126, 5076)]