2018559998

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:746

約数の個数: 72

約数和(自身を含む): 3836021112

約数和(自身を除く): 1817461114

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 169, 182, 307, 338, 397, 614, 637, 794, 1183, 1274, 2149, 2366, 2779, 3991, 4298, 5161, 5558, 7982, 8281, 10322, 15043, 16562, 19453, 27937, 30086, 36127, 38906, 51883, 55874, 67093, 72254, 103766, 121879, 134186, 195559, 243758, 252889, 363181, 391118, 469651, 505778, 726362, 853153, 939302, 1584427, 1706306, 2542267, 3168854, 3287557, 5084534, 5972071, 6575114, 11090989, 11944142, 20597551, 22181978, 41195102, 77636923, 144182857, 155273846, 288365714, 1009279999, 2018559998]

約数ペア:

[(1, 2018559998), (2, 1009279999), (7, 288365714), (13, 155273846), (14, 144182857), (26, 77636923), (49, 41195102), (91, 22181978), (98, 20597551), (169, 11944142), (182, 11090989), (307, 6575114), (338, 5972071), (397, 5084534), (614, 3287557), (637, 3168854), (794, 2542267), (1183, 1706306), (1274, 1584427), (2149, 939302), (2366, 853153), (2779, 726362), (3991, 505778), (4298, 469651), (5161, 391118), (5558, 363181), (7982, 252889), (8281, 243758), (10322, 195559), (15043, 134186), (16562, 121879), (19453, 103766), (27937, 72254), (30086, 67093), (36127, 55874), (38906, 51883)]