20172104

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2963}}^1$

素因数の和:3029

約数の個数: 32

約数和(自身を含む): 40547520

約数和(自身を除く): 20375416

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 148, 184, 296, 851, 1702, 2963, 3404, 5926, 6808, 11852, 23704, 68149, 109631, 136298, 219262, 272596, 438524, 545192, 877048, 2521513, 5043026, 10086052, 20172104]

約数ペア:

[(1, 20172104), (2, 10086052), (4, 5043026), (8, 2521513), (23, 877048), (37, 545192), (46, 438524), (74, 272596), (92, 219262), (148, 136298), (184, 109631), (296, 68149), (851, 23704), (1702, 11852), (2963, 6808), (3404, 5926)]