20394616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4931}}^1$

素因数の和:4995

約数の個数: 32

約数和(自身を含む): 42612480

約数和(自身を除く): 22217864

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 4931, 9862, 19724, 39448, 54241, 108482, 216964, 231757, 433928, 463514, 927028, 1854056, 2549327, 5098654, 10197308, 20394616]

約数ペア:

[(1, 20394616), (2, 10197308), (4, 5098654), (8, 2549327), (11, 1854056), (22, 927028), (44, 463514), (47, 433928), (88, 231757), (94, 216964), (188, 108482), (376, 54241), (517, 39448), (1034, 19724), (2068, 9862), (4136, 4931)]