20005941228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{389797}}^1$

素因数の和:389871

約数の個数: 96

約数和(自身を含む): 58675513344

約数和(自身を除く): 38669572116

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 47, 52, 78, 84, 91, 94, 141, 156, 182, 188, 273, 282, 329, 364, 546, 564, 611, 658, 987, 1092, 1222, 1316, 1833, 1974, 2444, 3666, 3948, 4277, 7332, 8554, 12831, 17108, 25662, 51324, 389797, 779594, 1169391, 1559188, 2338782, 2728579, 4677564, 5067361, 5457158, 8185737, 10134722, 10914316, 15202083, 16371474, 18320459, 20269444, 30404166, 32742948, 35471527, 36640918, 54961377, 60808332, 70943054, 73281836, 106414581, 109922754, 128243213, 141886108, 212829162, 219845508, 238165967, 256486426, 384729639, 425658324, 476331934, 512972852, 714497901, 769459278, 952663868, 1428995802, 1538918556, 1667161769, 2857991604, 3334323538, 5001485307, 6668647076, 10002970614, 20005941228]

約数ペア:

[(1, 20005941228), (2, 10002970614), (3, 6668647076), (4, 5001485307), (6, 3334323538), (7, 2857991604), (12, 1667161769), (13, 1538918556), (14, 1428995802), (21, 952663868), (26, 769459278), (28, 714497901), (39, 512972852), (42, 476331934), (47, 425658324), (52, 384729639), (78, 256486426), (84, 238165967), (91, 219845508), (94, 212829162), (141, 141886108), (156, 128243213), (182, 109922754), (188, 106414581), (273, 73281836), (282, 70943054), (329, 60808332), (364, 54961377), (546, 36640918), (564, 35471527), (611, 32742948), (658, 30404166), (987, 20269444), (1092, 18320459), (1222, 16371474), (1316, 15202083), (1833, 10914316), (1974, 10134722), (2444, 8185737), (3666, 5457158), (3948, 5067361), (4277, 4677564), (7332, 2728579), (8554, 2338782), (12831, 1559188), (17108, 1169391), (25662, 779594), (51324, 389797)]