20546676

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 61447680

約数和(自身を除く): 40901004

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 27, 31, 34, 36, 38, 51, 54, 57, 62, 68, 76, 93, 102, 108, 114, 124, 153, 171, 186, 204, 228, 279, 306, 323, 342, 361, 372, 459, 513, 527, 558, 589, 612, 646, 684, 722, 837, 918, 969, 1026, 1054, 1083, 1116, 1178, 1292, 1444, 1581, 1674, 1767, 1836, 1938, 2052, 2108, 2166, 2356, 2907, 3162, 3249, 3348, 3534, 3876, 4332, 4743, 5301, 5814, 6137, 6324, 6498, 7068, 8721, 9486, 9747, 10013, 10602, 11191, 11628, 12274, 12996, 14229, 15903, 17442, 18411, 18972, 19494, 20026, 21204, 22382, 24548, 28458, 30039, 31806, 33573, 34884, 36822, 38988, 40052, 44764, 55233, 56916, 60078, 63612, 67146, 73644, 90117, 100719, 110466, 120156, 134292, 165699, 180234, 190247, 201438, 220932, 270351, 302157, 331398, 360468, 380494, 402876, 540702, 570741, 604314, 662796, 760988, 1081404, 1141482, 1208628, 1712223, 2282964, 3424446, 5136669, 6848892, 10273338, 20546676]

約数ペア:

[(1, 20546676), (2, 10273338), (3, 6848892), (4, 5136669), (6, 3424446), (9, 2282964), (12, 1712223), (17, 1208628), (18, 1141482), (19, 1081404), (27, 760988), (31, 662796), (34, 604314), (36, 570741), (38, 540702), (51, 402876), (54, 380494), (57, 360468), (62, 331398), (68, 302157), (76, 270351), (93, 220932), (102, 201438), (108, 190247), (114, 180234), (124, 165699), (153, 134292), (171, 120156), (186, 110466), (204, 100719), (228, 90117), (279, 73644), (306, 67146), (323, 63612), (342, 60078), (361, 56916), (372, 55233), (459, 44764), (513, 40052), (527, 38988), (558, 36822), (589, 34884), (612, 33573), (646, 31806), (684, 30039), (722, 28458), (837, 24548), (918, 22382), (969, 21204), (1026, 20026), (1054, 19494), (1083, 18972), (1116, 18411), (1178, 17442), (1292, 15903), (1444, 14229), (1581, 12996), (1674, 12274), (1767, 11628), (1836, 11191), (1938, 10602), (2052, 10013), (2108, 9747), (2166, 9486), (2356, 8721), (2907, 7068), (3162, 6498), (3249, 6324), (3348, 6137), (3534, 5814), (3876, 5301), (4332, 4743)]