18937908

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:882

約数の個数: 96

約数和(自身を含む): 56448000

約数和(自身を除く): 37510092

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 99, 108, 114, 132, 171, 198, 209, 228, 297, 342, 396, 418, 513, 594, 627, 684, 836, 839, 1026, 1188, 1254, 1678, 1881, 2052, 2508, 2517, 3356, 3762, 5034, 5643, 7524, 7551, 9229, 10068, 11286, 15102, 15941, 18458, 22572, 22653, 27687, 30204, 31882, 36916, 45306, 47823, 55374, 63764, 83061, 90612, 95646, 110748, 143469, 166122, 175351, 191292, 249183, 286938, 332244, 350702, 430407, 498366, 526053, 573876, 701404, 860814, 996732, 1052106, 1578159, 1721628, 2104212, 3156318, 4734477, 6312636, 9468954, 18937908]

約数ペア:

[(1, 18937908), (2, 9468954), (3, 6312636), (4, 4734477), (6, 3156318), (9, 2104212), (11, 1721628), (12, 1578159), (18, 1052106), (19, 996732), (22, 860814), (27, 701404), (33, 573876), (36, 526053), (38, 498366), (44, 430407), (54, 350702), (57, 332244), (66, 286938), (76, 249183), (99, 191292), (108, 175351), (114, 166122), (132, 143469), (171, 110748), (198, 95646), (209, 90612), (228, 83061), (297, 63764), (342, 55374), (396, 47823), (418, 45306), (513, 36916), (594, 31882), (627, 30204), (684, 27687), (836, 22653), (839, 22572), (1026, 18458), (1188, 15941), (1254, 15102), (1678, 11286), (1881, 10068), (2052, 9229), (2508, 7551), (2517, 7524), (3356, 5643), (3762, 5034)]