20198492838

素因数分解:

$2^1\times 3^2\times {\mathrm{313}}^1\times {\mathrm{1291}}^1\times {\mathrm{2777}}^1$

素因数の和:4389

約数の個数: 48

約数和(自身を含む): 43953049296

約数和(自身を除く): 23754556458

約数列:

[1, 2, 3, 6, 9, 18, 313, 626, 939, 1291, 1878, 2582, 2777, 2817, 3873, 5554, 5634, 7746, 8331, 11619, 16662, 23238, 24993, 49986, 404083, 808166, 869201, 1212249, 1738402, 2424498, 2607603, 3585107, 3636747, 5215206, 7170214, 7273494, 7822809, 10755321, 15645618, 21510642, 32265963, 64531926, 1122138491, 2244276982, 3366415473, 6732830946, 10099246419, 20198492838]

約数ペア:

[(1, 20198492838), (2, 10099246419), (3, 6732830946), (6, 3366415473), (9, 2244276982), (18, 1122138491), (313, 64531926), (626, 32265963), (939, 21510642), (1291, 15645618), (1878, 10755321), (2582, 7822809), (2777, 7273494), (2817, 7170214), (3873, 5215206), (5554, 3636747), (5634, 3585107), (7746, 2607603), (8331, 2424498), (11619, 1738402), (16662, 1212249), (23238, 869201), (24993, 808166), (49986, 404083)]