20139272517

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{195677}}^1$

素因数の和:195742

約数の個数: 48

約数和(自身を含む): 34376711040

約数和(自身を除く): 14237438523

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 169, 203, 273, 377, 507, 609, 1131, 1183, 2639, 3549, 4901, 7917, 14703, 34307, 102921, 195677, 587031, 1369739, 2543801, 4109217, 5674633, 7631403, 17023899, 17806607, 33069413, 39722431, 53419821, 73770229, 99208239, 119167293, 221310687, 231485891, 516391603, 694457673, 959012977, 1549174809, 2877038931, 6713090839, 20139272517]

約数ペア:

[(1, 20139272517), (3, 6713090839), (7, 2877038931), (13, 1549174809), (21, 959012977), (29, 694457673), (39, 516391603), (87, 231485891), (91, 221310687), (169, 119167293), (203, 99208239), (273, 73770229), (377, 53419821), (507, 39722431), (609, 33069413), (1131, 17806607), (1183, 17023899), (2639, 7631403), (3549, 5674633), (4901, 4109217), (7917, 2543801), (14703, 1369739), (34307, 587031), (102921, 195677)]