20193315188

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{21961}}^1$

素因数の和:22152

約数の個数: 48

約数和(自身を含む): 37132295424

約数和(自身を除く): 16938980236

約数列:

[1, 2, 4, 47, 67, 73, 94, 134, 146, 188, 268, 292, 3149, 3431, 4891, 6298, 6862, 9782, 12596, 13724, 19564, 21961, 43922, 87844, 229877, 459754, 919508, 1032167, 1471387, 1603153, 2064334, 2942774, 3206306, 4128668, 5885548, 6412612, 69155189, 75348191, 107411251, 138310378, 150696382, 214822502, 276620756, 301392764, 429645004, 5048328797, 10096657594, 20193315188]

約数ペア:

[(1, 20193315188), (2, 10096657594), (4, 5048328797), (47, 429645004), (67, 301392764), (73, 276620756), (94, 214822502), (134, 150696382), (146, 138310378), (188, 107411251), (268, 75348191), (292, 69155189), (3149, 6412612), (3431, 5885548), (4891, 4128668), (6298, 3206306), (6862, 2942774), (9782, 2064334), (12596, 1603153), (13724, 1471387), (19564, 1032167), (21961, 919508), (43922, 459754), (87844, 229877)]