268163948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1009}}^1$

素因数の和:1314

約数の個数: 48

約数和(自身を含む): 534492000

約数和(自身を除く): 266328052

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 269, 494, 538, 988, 1009, 1076, 2018, 3497, 4036, 5111, 6994, 10222, 13117, 13988, 19171, 20444, 26234, 38342, 52468, 66443, 76684, 132886, 249223, 265772, 271421, 498446, 542842, 996892, 1085684, 3528473, 5156999, 7056946, 10313998, 14113892, 20627996, 67040987, 134081974, 268163948]

約数ペア:

[(1, 268163948), (2, 134081974), (4, 67040987), (13, 20627996), (19, 14113892), (26, 10313998), (38, 7056946), (52, 5156999), (76, 3528473), (247, 1085684), (269, 996892), (494, 542842), (538, 498446), (988, 271421), (1009, 265772), (1076, 249223), (2018, 132886), (3497, 76684), (4036, 66443), (5111, 52468), (6994, 38342), (10222, 26234), (13117, 20444), (13988, 19171)]