20796152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{557}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 42184800

約数和(自身を除く): 21388648

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 359, 557, 718, 1114, 1436, 2228, 2872, 4456, 4667, 7241, 9334, 14482, 18668, 28964, 37336, 57928, 199963, 399926, 799852, 1599704, 2599519, 5199038, 10398076, 20796152]

約数ペア:

[(1, 20796152), (2, 10398076), (4, 5199038), (8, 2599519), (13, 1599704), (26, 799852), (52, 399926), (104, 199963), (359, 57928), (557, 37336), (718, 28964), (1114, 18668), (1436, 14482), (2228, 9334), (2872, 7241), (4456, 4667)]