20814136

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2713}}^1$

素因数の和:2863

約数の個数: 32

約数和(自身を含む): 44943840

約数和(自身を除く): 24129704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 2713, 3836, 5426, 7672, 10852, 18991, 21704, 37982, 75964, 151928, 371681, 743362, 1486724, 2601767, 2973448, 5203534, 10407068, 20814136]

約数ペア:

[(1, 20814136), (2, 10407068), (4, 5203534), (7, 2973448), (8, 2601767), (14, 1486724), (28, 743362), (56, 371681), (137, 151928), (274, 75964), (548, 37982), (959, 21704), (1096, 18991), (1918, 10852), (2713, 7672), (3836, 5426)]