19821942

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1338

約数の個数: 64

約数和(自身を含む): 51609600

約数和(自身を除く): 31787658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 82, 123, 126, 189, 246, 287, 369, 378, 574, 738, 861, 1107, 1279, 1722, 2214, 2558, 2583, 3837, 5166, 7674, 7749, 8953, 11511, 15498, 17906, 23022, 26859, 34533, 52439, 53718, 69066, 80577, 104878, 157317, 161154, 241731, 314634, 367073, 471951, 483462, 734146, 943902, 1101219, 1415853, 2202438, 2831706, 3303657, 6607314, 9910971, 19821942]

約数ペア:

[(1, 19821942), (2, 9910971), (3, 6607314), (6, 3303657), (7, 2831706), (9, 2202438), (14, 1415853), (18, 1101219), (21, 943902), (27, 734146), (41, 483462), (42, 471951), (54, 367073), (63, 314634), (82, 241731), (123, 161154), (126, 157317), (189, 104878), (246, 80577), (287, 69066), (369, 53718), (378, 52439), (574, 34533), (738, 26859), (861, 23022), (1107, 17906), (1279, 15498), (1722, 11511), (2214, 8953), (2558, 7749), (2583, 7674), (3837, 5166)]