20176699184

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{45553}}^1$

素因数の和:45658

約数の個数: 80

約数和(自身を含む): 43381985280

約数和(自身を除く): 23205286096

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 47, 62, 76, 94, 124, 152, 188, 248, 304, 376, 496, 589, 752, 893, 1178, 1457, 1786, 2356, 2914, 3572, 4712, 5828, 7144, 9424, 11656, 14288, 23312, 27683, 45553, 55366, 91106, 110732, 182212, 221464, 364424, 442928, 728848, 865507, 1412143, 1731014, 2140991, 2824286, 3462028, 4281982, 5648572, 6924056, 8563964, 11297144, 13848112, 17127928, 22594288, 26830717, 34255856, 40678829, 53661434, 66370721, 81357658, 107322868, 132741442, 162715316, 214645736, 265482884, 325430632, 429291472, 530965768, 650861264, 1061931536, 1261043699, 2522087398, 5044174796, 10088349592, 20176699184]

約数ペア:

[(1, 20176699184), (2, 10088349592), (4, 5044174796), (8, 2522087398), (16, 1261043699), (19, 1061931536), (31, 650861264), (38, 530965768), (47, 429291472), (62, 325430632), (76, 265482884), (94, 214645736), (124, 162715316), (152, 132741442), (188, 107322868), (248, 81357658), (304, 66370721), (376, 53661434), (496, 40678829), (589, 34255856), (752, 26830717), (893, 22594288), (1178, 17127928), (1457, 13848112), (1786, 11297144), (2356, 8563964), (2914, 6924056), (3572, 5648572), (4712, 4281982), (5828, 3462028), (7144, 2824286), (9424, 2140991), (11656, 1731014), (14288, 1412143), (23312, 865507), (27683, 728848), (45553, 442928), (55366, 364424), (91106, 221464), (110732, 182212)]