20199809924

素因数分解:

$2^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1\times {\mathrm{4153}}^1$

素因数の和:5076

約数の個数: 48

約数和(自身を含む): 40621733376

約数和(自身を除く): 20421923452

約数列:

[1, 2, 4, 7, 14, 28, 271, 542, 641, 1084, 1282, 1897, 2564, 3794, 4153, 4487, 7588, 8306, 8974, 16612, 17948, 29071, 58142, 116284, 173711, 347422, 694844, 1125463, 1215977, 2250926, 2431954, 2662073, 4501852, 4863908, 5324146, 7878241, 10648292, 15756482, 18634511, 31512964, 37269022, 74538044, 721421783, 1442843566, 2885687132, 5049952481, 10099904962, 20199809924]

約数ペア:

[(1, 20199809924), (2, 10099904962), (4, 5049952481), (7, 2885687132), (14, 1442843566), (28, 721421783), (271, 74538044), (542, 37269022), (641, 31512964), (1084, 18634511), (1282, 15756482), (1897, 10648292), (2564, 7878241), (3794, 5324146), (4153, 4863908), (4487, 4501852), (7588, 2662073), (8306, 2431954), (8974, 2250926), (16612, 1215977), (17948, 1125463), (29071, 694844), (58142, 347422), (116284, 173711)]