19345806

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:677

約数の個数: 48

約数和(自身を含む): 44343936

約数和(自身を除く): 24998130

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 83, 138, 166, 207, 249, 414, 498, 563, 747, 1126, 1494, 1689, 1909, 3378, 3818, 5067, 5727, 10134, 11454, 12949, 17181, 25898, 34362, 38847, 46729, 77694, 93458, 116541, 140187, 233082, 280374, 420561, 841122, 1074767, 2149534, 3224301, 6448602, 9672903, 19345806]

約数ペア:

[(1, 19345806), (2, 9672903), (3, 6448602), (6, 3224301), (9, 2149534), (18, 1074767), (23, 841122), (46, 420561), (69, 280374), (83, 233082), (138, 140187), (166, 116541), (207, 93458), (249, 77694), (414, 46729), (498, 38847), (563, 34362), (747, 25898), (1126, 17181), (1494, 12949), (1689, 11454), (1909, 10134), (3378, 5727), (3818, 5067)]