19865453888

素因数分解:

$2^6\times 7^1\times {\mathrm{6971}}^1\times {\mathrm{6361}}^1$

素因数の和:13351

約数の個数: 56

約数和(自身を含む): 45065557824

約数和(自身を除く): 25200103936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 6361, 6971, 12722, 13942, 25444, 27884, 44527, 48797, 50888, 55768, 89054, 97594, 101776, 111536, 178108, 195188, 203552, 223072, 356216, 390376, 407104, 446144, 712432, 780752, 1424864, 1561504, 2849728, 3123008, 44342531, 88685062, 177370124, 310397717, 354740248, 620795434, 709480496, 1241590868, 1418960992, 2483181736, 2837921984, 4966363472, 9932726944, 19865453888]

約数ペア:

[(1, 19865453888), (2, 9932726944), (4, 4966363472), (7, 2837921984), (8, 2483181736), (14, 1418960992), (16, 1241590868), (28, 709480496), (32, 620795434), (56, 354740248), (64, 310397717), (112, 177370124), (224, 88685062), (448, 44342531), (6361, 3123008), (6971, 2849728), (12722, 1561504), (13942, 1424864), (25444, 780752), (27884, 712432), (44527, 446144), (48797, 407104), (50888, 390376), (55768, 356216), (89054, 223072), (97594, 203552), (101776, 195188), (111536, 178108)]