20829247504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4817}}^1\times {\mathrm{20789}}^1$

素因数の和:25627

約数の個数: 40

約数和(自身を含む): 43472139480

約数和(自身を除く): 22642891976

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4817, 9634, 19268, 20789, 38536, 41578, 62621, 77072, 83156, 125242, 166312, 250484, 270257, 332624, 500968, 540514, 1001936, 1081028, 2162056, 4324112, 100140613, 200281226, 400562452, 801124904, 1301827969, 1602249808, 2603655938, 5207311876, 10414623752, 20829247504]

約数ペア:

[(1, 20829247504), (2, 10414623752), (4, 5207311876), (8, 2603655938), (13, 1602249808), (16, 1301827969), (26, 801124904), (52, 400562452), (104, 200281226), (208, 100140613), (4817, 4324112), (9634, 2162056), (19268, 1081028), (20789, 1001936), (38536, 540514), (41578, 500968), (62621, 332624), (77072, 270257), (83156, 250484), (125242, 166312)]