20714004

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{19841}}^1$

素因数の和:19880

約数の個数: 36

約数和(自身を含む): 54168660

約数和(自身を除く): 33454656

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 19841, 39682, 59523, 79364, 119046, 178569, 238092, 357138, 575389, 714276, 1150778, 1726167, 2301556, 3452334, 5178501, 6904668, 10357002, 20714004]

約数ペア:

[(1, 20714004), (2, 10357002), (3, 6904668), (4, 5178501), (6, 3452334), (9, 2301556), (12, 1726167), (18, 1150778), (29, 714276), (36, 575389), (58, 357138), (87, 238092), (116, 178569), (174, 119046), (261, 79364), (348, 59523), (522, 39682), (1044, 19841)]