25618726

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 47951136

約数和(自身を除く): 22332410

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 137, 259, 266, 274, 361, 518, 703, 722, 959, 1406, 1918, 2527, 2603, 4921, 5054, 5069, 5206, 9842, 10138, 13357, 18221, 26714, 35483, 36442, 49457, 70966, 93499, 96311, 98914, 186998, 192622, 346199, 674177, 692398, 1348354, 1829909, 3659818, 12809363, 25618726]

約数ペア:

[(1, 25618726), (2, 12809363), (7, 3659818), (14, 1829909), (19, 1348354), (37, 692398), (38, 674177), (74, 346199), (133, 192622), (137, 186998), (259, 98914), (266, 96311), (274, 93499), (361, 70966), (518, 49457), (703, 36442), (722, 35483), (959, 26714), (1406, 18221), (1918, 13357), (2527, 10138), (2603, 9842), (4921, 5206), (5054, 5069)]