20136479974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{3709}}^1$

素因数の和:3985

約数の個数: 64

約数和(自身を含む): 35138033280

約数和(自身を除く): 15001553306

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 173, 221, 346, 442, 923, 1207, 1846, 2249, 2414, 2941, 3709, 4498, 5882, 7418, 12283, 15691, 24566, 31382, 38233, 48217, 63053, 76466, 96434, 126106, 159679, 208811, 263339, 319358, 417622, 526678, 641657, 819689, 1283314, 1639378, 2714543, 3423407, 4476763, 5429086, 6846814, 8341541, 8953526, 10908169, 16683082, 21816338, 45557647, 58197919, 91115294, 116395838, 141806197, 283612394, 592249411, 774479999, 1184498822, 1548959998, 10068239987, 20136479974]

約数ペア:

[(1, 20136479974), (2, 10068239987), (13, 1548959998), (17, 1184498822), (26, 774479999), (34, 592249411), (71, 283612394), (142, 141806197), (173, 116395838), (221, 91115294), (346, 58197919), (442, 45557647), (923, 21816338), (1207, 16683082), (1846, 10908169), (2249, 8953526), (2414, 8341541), (2941, 6846814), (3709, 5429086), (4498, 4476763), (5882, 3423407), (7418, 2714543), (12283, 1639378), (15691, 1283314), (24566, 819689), (31382, 641657), (38233, 526678), (48217, 417622), (63053, 319358), (76466, 263339), (96434, 208811), (126106, 159679)]