1900772578

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3947}}^1$

素因数の和:4039

約数の個数: 48

約数和(自身を含む): 3249046080

約数和(自身を除く): 1348273502

約数列:

[1, 2, 19, 23, 29, 38, 46, 58, 361, 437, 551, 667, 722, 874, 1102, 1334, 3947, 7894, 8303, 10469, 12673, 16606, 20938, 25346, 74993, 90781, 114463, 149986, 181562, 228926, 240787, 481574, 1424867, 1724839, 2174797, 2632649, 2849734, 3449678, 4349594, 5265298, 32771941, 41321143, 50020331, 65543882, 82642286, 100040662, 950386289, 1900772578]

約数ペア:

[(1, 1900772578), (2, 950386289), (19, 100040662), (23, 82642286), (29, 65543882), (38, 50020331), (46, 41321143), (58, 32771941), (361, 5265298), (437, 4349594), (551, 3449678), (667, 2849734), (722, 2632649), (874, 2174797), (1102, 1724839), (1334, 1424867), (3947, 481574), (7894, 240787), (8303, 228926), (10469, 181562), (12673, 149986), (16606, 114463), (20938, 90781), (25346, 74993)]