20951676

素因数分解:

$2^2\times 3^3\times {\mathrm{419}}^1\times {\mathrm{463}}^1$

素因数の和:895

約数の個数: 48

約数和(自身を含む): 54566400

約数和(自身を除く): 33614724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 419, 463, 838, 926, 1257, 1389, 1676, 1852, 2514, 2778, 3771, 4167, 5028, 5556, 7542, 8334, 11313, 12501, 15084, 16668, 22626, 25002, 45252, 50004, 193997, 387994, 581991, 775988, 1163982, 1745973, 2327964, 3491946, 5237919, 6983892, 10475838, 20951676]

約数ペア:

[(1, 20951676), (2, 10475838), (3, 6983892), (4, 5237919), (6, 3491946), (9, 2327964), (12, 1745973), (18, 1163982), (27, 775988), (36, 581991), (54, 387994), (108, 193997), (419, 50004), (463, 45252), (838, 25002), (926, 22626), (1257, 16668), (1389, 15084), (1676, 12501), (1852, 11313), (2514, 8334), (2778, 7542), (3771, 5556), (4167, 5028)]