20172048974

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{41729}}^1$

素因数の和:41865

約数の個数: 64

約数和(自身を含む): 39131389440

約数和(自身を除く): 18959340466

約数列:

[1, 2, 7, 11, 14, 22, 43, 73, 77, 86, 146, 154, 301, 473, 511, 602, 803, 946, 1022, 1606, 3139, 3311, 5621, 6278, 6622, 11242, 21973, 34529, 41729, 43946, 69058, 83458, 241703, 292103, 459019, 483406, 584206, 918038, 1794347, 3046217, 3213133, 3588694, 6092434, 6426266, 12560429, 19737817, 21323519, 25120858, 33508387, 39475634, 42647038, 67016774, 130987331, 138164719, 234558709, 261974662, 276329438, 469117418, 916911317, 1440860641, 1833822634, 2881721282, 10086024487, 20172048974]

約数ペア:

[(1, 20172048974), (2, 10086024487), (7, 2881721282), (11, 1833822634), (14, 1440860641), (22, 916911317), (43, 469117418), (73, 276329438), (77, 261974662), (86, 234558709), (146, 138164719), (154, 130987331), (301, 67016774), (473, 42647038), (511, 39475634), (602, 33508387), (803, 25120858), (946, 21323519), (1022, 19737817), (1606, 12560429), (3139, 6426266), (3311, 6092434), (5621, 3588694), (6278, 3213133), (6622, 3046217), (11242, 1794347), (21973, 918038), (34529, 584206), (41729, 483406), (43946, 459019), (69058, 292103), (83458, 241703)]