2039778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 4979520

約数和(自身を除く): 2939742

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 379, 414, 598, 758, 897, 1137, 1794, 2274, 2691, 3411, 4927, 5382, 6822, 8717, 9854, 14781, 17434, 26151, 29562, 44343, 52302, 78453, 88686, 113321, 156906, 226642, 339963, 679926, 1019889, 2039778]

約数ペア:

[(1, 2039778), (2, 1019889), (3, 679926), (6, 339963), (9, 226642), (13, 156906), (18, 113321), (23, 88686), (26, 78453), (39, 52302), (46, 44343), (69, 29562), (78, 26151), (117, 17434), (138, 14781), (207, 9854), (234, 8717), (299, 6822), (379, 5382), (414, 4927), (598, 3411), (758, 2691), (897, 2274), (1137, 1794)]