12791636

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 28153440

約数和(自身を除く): 15361804

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 107, 121, 143, 209, 214, 242, 247, 286, 418, 428, 484, 494, 572, 836, 988, 1177, 1391, 1573, 2033, 2299, 2354, 2717, 2782, 3146, 4066, 4598, 4708, 5434, 5564, 6292, 8132, 9196, 10868, 12947, 15301, 22363, 25894, 26429, 29887, 30602, 44726, 51788, 52858, 59774, 61204, 89452, 105716, 119548, 168311, 245993, 290719, 336622, 491986, 581438, 673244, 983972, 1162876, 3197909, 6395818, 12791636]

約数ペア:

[(1, 12791636), (2, 6395818), (4, 3197909), (11, 1162876), (13, 983972), (19, 673244), (22, 581438), (26, 491986), (38, 336622), (44, 290719), (52, 245993), (76, 168311), (107, 119548), (121, 105716), (143, 89452), (209, 61204), (214, 59774), (242, 52858), (247, 51788), (286, 44726), (418, 30602), (428, 29887), (484, 26429), (494, 25894), (572, 22363), (836, 15301), (988, 12947), (1177, 10868), (1391, 9196), (1573, 8132), (2033, 6292), (2299, 5564), (2354, 5434), (2717, 4708), (2782, 4598), (3146, 4066)]