20512742946

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:888

約数の個数: 128

約数和(自身を含む): 45670625280

約数和(自身を除く): 25157882334

約数列:

[1, 2, 3, 6, 17, 34, 37, 51, 74, 79, 102, 107, 111, 158, 214, 222, 237, 321, 474, 629, 642, 643, 1258, 1286, 1343, 1819, 1887, 1929, 2686, 2923, 3638, 3774, 3858, 3959, 4029, 5457, 5846, 7918, 8058, 8453, 8769, 10914, 10931, 11877, 16906, 17538, 21862, 23754, 23791, 25359, 32793, 47582, 49691, 50718, 50797, 65586, 67303, 68801, 71373, 99382, 101594, 134606, 137602, 142746, 143701, 149073, 152391, 201909, 206403, 287402, 298146, 304782, 312761, 403818, 404447, 412806, 431103, 625522, 808894, 862206, 863549, 938283, 1169617, 1213341, 1727098, 1876566, 1879489, 2339234, 2426682, 2545637, 2590647, 3508851, 3758978, 5091274, 5181294, 5316937, 5435279, 5638467, 7017702, 7636911, 10633874, 10870558, 11276934, 15273822, 15950811, 16305837, 31901622, 31951313, 32611674, 43275829, 63902626, 86551658, 92399743, 95853939, 129827487, 184799486, 191707878, 201105323, 259654974, 277199229, 402210646, 554398458, 603315969, 1206631938, 3418790491, 6837580982, 10256371473, 20512742946]

約数ペア:

[(1, 20512742946), (2, 10256371473), (3, 6837580982), (6, 3418790491), (17, 1206631938), (34, 603315969), (37, 554398458), (51, 402210646), (74, 277199229), (79, 259654974), (102, 201105323), (107, 191707878), (111, 184799486), (158, 129827487), (214, 95853939), (222, 92399743), (237, 86551658), (321, 63902626), (474, 43275829), (629, 32611674), (642, 31951313), (643, 31901622), (1258, 16305837), (1286, 15950811), (1343, 15273822), (1819, 11276934), (1887, 10870558), (1929, 10633874), (2686, 7636911), (2923, 7017702), (3638, 5638467), (3774, 5435279), (3858, 5316937), (3959, 5181294), (4029, 5091274), (5457, 3758978), (5846, 3508851), (7918, 2590647), (8058, 2545637), (8453, 2426682), (8769, 2339234), (10914, 1879489), (10931, 1876566), (11877, 1727098), (16906, 1213341), (17538, 1169617), (21862, 938283), (23754, 863549), (23791, 862206), (25359, 808894), (32793, 625522), (47582, 431103), (49691, 412806), (50718, 404447), (50797, 403818), (65586, 312761), (67303, 304782), (68801, 298146), (71373, 287402), (99382, 206403), (101594, 201909), (134606, 152391), (137602, 149073), (142746, 143701)]