20178070066

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{248627}}^1$

素因数の和:248695

約数の個数: 64

約数和(自身を含む): 41244401664

約数和(自身を除く): 21066331598

約数列:

[1, 2, 7, 11, 14, 17, 22, 31, 34, 62, 77, 119, 154, 187, 217, 238, 341, 374, 434, 527, 682, 1054, 1309, 2387, 2618, 3689, 4774, 5797, 7378, 11594, 40579, 81158, 248627, 497254, 1740389, 2734897, 3480778, 4226659, 5469794, 7707437, 8453318, 15414874, 19144279, 29586613, 38288558, 46493249, 53952059, 59173226, 84781807, 92986498, 107904118, 131026429, 169563614, 262052858, 325452743, 593472649, 650905486, 917185003, 1186945298, 1441290719, 1834370006, 2882581438, 10089035033, 20178070066]

約数ペア:

[(1, 20178070066), (2, 10089035033), (7, 2882581438), (11, 1834370006), (14, 1441290719), (17, 1186945298), (22, 917185003), (31, 650905486), (34, 593472649), (62, 325452743), (77, 262052858), (119, 169563614), (154, 131026429), (187, 107904118), (217, 92986498), (238, 84781807), (341, 59173226), (374, 53952059), (434, 46493249), (527, 38288558), (682, 29586613), (1054, 19144279), (1309, 15414874), (2387, 8453318), (2618, 7707437), (3689, 5469794), (4774, 4226659), (5797, 3480778), (7378, 2734897), (11594, 1740389), (40579, 497254), (81158, 248627)]