20035785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 42900480

約数和(自身を除く): 22864695

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 83, 95, 105, 121, 133, 165, 209, 231, 249, 285, 363, 385, 399, 415, 581, 605, 627, 665, 847, 913, 1045, 1155, 1245, 1463, 1577, 1743, 1815, 1995, 2299, 2541, 2739, 2905, 3135, 4235, 4389, 4565, 4731, 6391, 6897, 7315, 7885, 8715, 10043, 11039, 11495, 12705, 13695, 16093, 17347, 19173, 21945, 23655, 30129, 31955, 33117, 34485, 48279, 50215, 52041, 55195, 70301, 80465, 86735, 95865, 121429, 150645, 165585, 190817, 210903, 241395, 260205, 351505, 364287, 572451, 607145, 954085, 1054515, 1335719, 1821435, 2862255, 4007157, 6678595, 20035785]

約数ペア:

[(1, 20035785), (3, 6678595), (5, 4007157), (7, 2862255), (11, 1821435), (15, 1335719), (19, 1054515), (21, 954085), (33, 607145), (35, 572451), (55, 364287), (57, 351505), (77, 260205), (83, 241395), (95, 210903), (105, 190817), (121, 165585), (133, 150645), (165, 121429), (209, 95865), (231, 86735), (249, 80465), (285, 70301), (363, 55195), (385, 52041), (399, 50215), (415, 48279), (581, 34485), (605, 33117), (627, 31955), (665, 30129), (847, 23655), (913, 21945), (1045, 19173), (1155, 17347), (1245, 16093), (1463, 13695), (1577, 12705), (1743, 11495), (1815, 11039), (1995, 10043), (2299, 8715), (2541, 7885), (2739, 7315), (2905, 6897), (3135, 6391), (4235, 4731), (4389, 4565)]