20167559867

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{6829}}^1$

素因数の和:6972

約数の個数: 64

約数和(自身を含む): 27758868480

約数和(自身を除く): 7591308613

約数列:

[1, 7, 13, 17, 23, 83, 91, 119, 161, 221, 299, 391, 581, 1079, 1411, 1547, 1909, 2093, 2737, 5083, 6829, 7553, 9877, 13363, 18343, 24817, 32453, 35581, 47803, 88777, 116093, 128401, 157067, 173719, 227171, 421889, 566807, 621439, 812651, 1099469, 1509209, 2041871, 2670139, 2953223, 3967649, 7368491, 9635719, 10564463, 13036561, 14293097, 18690973, 34711807, 51579437, 67450033, 91255927, 125264347, 169475293, 221621537, 242982649, 876850429, 1186327051, 1551350759, 2881079981, 20167559867]

約数ペア:

[(1, 20167559867), (7, 2881079981), (13, 1551350759), (17, 1186327051), (23, 876850429), (83, 242982649), (91, 221621537), (119, 169475293), (161, 125264347), (221, 91255927), (299, 67450033), (391, 51579437), (581, 34711807), (1079, 18690973), (1411, 14293097), (1547, 13036561), (1909, 10564463), (2093, 9635719), (2737, 7368491), (5083, 3967649), (6829, 2953223), (7553, 2670139), (9877, 2041871), (13363, 1509209), (18343, 1099469), (24817, 812651), (32453, 621439), (35581, 566807), (47803, 421889), (88777, 227171), (116093, 173719), (128401, 157067)]