20823796

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6823}}^1$

素因数の和:6943

約数の個数: 24

約数和(自身を含む): 42035840

約数和(自身を除く): 21212044

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 6823, 13646, 27292, 47761, 95522, 191044, 743707, 1487414, 2974828, 5205949, 10411898, 20823796]

約数ペア:

[(1, 20823796), (2, 10411898), (4, 5205949), (7, 2974828), (14, 1487414), (28, 743707), (109, 191044), (218, 95522), (436, 47761), (763, 27292), (1526, 13646), (3052, 6823)]