20138707582

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{317}}^1\times {\mathrm{991}}^1$

素因数の和:1577

約数の個数: 64

約数和(自身を含む): 36643368960

約数和(自身を除く): 16504661378

約数列:

[1, 2, 7, 14, 19, 38, 133, 241, 266, 317, 482, 634, 991, 1687, 1982, 2219, 3374, 4438, 4579, 6023, 6937, 9158, 12046, 13874, 18829, 32053, 37658, 42161, 64106, 76397, 84322, 131803, 152794, 238831, 263606, 314147, 477662, 534779, 628294, 1069558, 1451543, 1671817, 2199029, 2903086, 3343634, 4398058, 4537789, 5968793, 9075578, 10160801, 11937586, 20321602, 31764523, 41781551, 63529046, 75709427, 83563102, 151418854, 529965989, 1059931978, 1438479113, 2876958226, 10069353791, 20138707582]

約数ペア:

[(1, 20138707582), (2, 10069353791), (7, 2876958226), (14, 1438479113), (19, 1059931978), (38, 529965989), (133, 151418854), (241, 83563102), (266, 75709427), (317, 63529046), (482, 41781551), (634, 31764523), (991, 20321602), (1687, 11937586), (1982, 10160801), (2219, 9075578), (3374, 5968793), (4438, 4537789), (4579, 4398058), (6023, 3343634), (6937, 2903086), (9158, 2199029), (12046, 1671817), (13874, 1451543), (18829, 1069558), (32053, 628294), (37658, 534779), (42161, 477662), (64106, 314147), (76397, 263606), (84322, 238831), (131803, 152794)]