20459032

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1697}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 42178320

約数和(自身を除く): 21719288

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 137, 274, 548, 1096, 1507, 1697, 3014, 3394, 6028, 6788, 12056, 13576, 18667, 37334, 74668, 149336, 232489, 464978, 929956, 1859912, 2557379, 5114758, 10229516, 20459032]

約数ペア:

[(1, 20459032), (2, 10229516), (4, 5114758), (8, 2557379), (11, 1859912), (22, 929956), (44, 464978), (88, 232489), (137, 149336), (274, 74668), (548, 37334), (1096, 18667), (1507, 13576), (1697, 12056), (3014, 6788), (3394, 6028)]