20615673638

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{233}}^1\times {\mathrm{2861}}^1$

素因数の和:3197

約数の個数: 48

約数和(自身を含む): 36276742944

約数和(自身を除く): 15661069306

約数列:

[1, 2, 7, 14, 47, 94, 233, 329, 466, 658, 1631, 2209, 2861, 3262, 4418, 5722, 10951, 15463, 20027, 21902, 30926, 40054, 76657, 134467, 153314, 268934, 514697, 666613, 941269, 1029394, 1333226, 1882538, 3602879, 4666291, 6319949, 7205758, 9332582, 12639898, 31330811, 44239643, 62661622, 88479286, 219315677, 438631354, 1472548117, 2945096234, 10307836819, 20615673638]

約数ペア:

[(1, 20615673638), (2, 10307836819), (7, 2945096234), (14, 1472548117), (47, 438631354), (94, 219315677), (233, 88479286), (329, 62661622), (466, 44239643), (658, 31330811), (1631, 12639898), (2209, 9332582), (2861, 7205758), (3262, 6319949), (4418, 4666291), (5722, 3602879), (10951, 1882538), (15463, 1333226), (20027, 1029394), (21902, 941269), (30926, 666613), (40054, 514697), (76657, 268934), (134467, 153314)]