19869806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17041}}^1$

素因数の和:17107

約数の個数: 16

約数和(自身を含む): 33129648

約数和(自身を除く): 13259842

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 17041, 34082, 187451, 374902, 903173, 1806346, 9934903, 19869806]

約数ペア:

[(1, 19869806), (2, 9934903), (11, 1806346), (22, 903173), (53, 374902), (106, 187451), (583, 34082), (1166, 17041)]