20122567424

素因数分解:

$2^8\times {\mathrm{19}}^2\times {\mathrm{217739}}^1$

素因数の和:217793

約数の個数: 54

約数和(自身を含む): 42392018340

約数和(自身を除く): 22269450916

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 361, 608, 722, 1216, 1444, 2432, 2888, 4864, 5776, 11552, 23104, 46208, 92416, 217739, 435478, 870956, 1741912, 3483824, 4137041, 6967648, 8274082, 13935296, 16548164, 27870592, 33096328, 55741184, 66192656, 78603779, 132385312, 157207558, 264770624, 314415116, 529541248, 628830232, 1059082496, 1257660464, 2515320928, 5030641856, 10061283712, 20122567424]

約数ペア:

[(1, 20122567424), (2, 10061283712), (4, 5030641856), (8, 2515320928), (16, 1257660464), (19, 1059082496), (32, 628830232), (38, 529541248), (64, 314415116), (76, 264770624), (128, 157207558), (152, 132385312), (256, 78603779), (304, 66192656), (361, 55741184), (608, 33096328), (722, 27870592), (1216, 16548164), (1444, 13935296), (2432, 8274082), (2888, 6967648), (4864, 4137041), (5776, 3483824), (11552, 1741912), (23104, 870956), (46208, 435478), (92416, 217739)]