20806737155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2843}}^1\times {\mathrm{2969}}^1$

素因数の和:5863

約数の個数: 32

約数和(自身を含む): 27367243200

約数和(自身を除く): 6560506045

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 2843, 2969, 14215, 14845, 48331, 50473, 82447, 86101, 241655, 252365, 412235, 430505, 1401599, 1463717, 7007995, 7318585, 8440867, 42204335, 143494739, 244785143, 717473695, 1223925715, 4161347431, 20806737155]

約数ペア:

[(1, 20806737155), (5, 4161347431), (17, 1223925715), (29, 717473695), (85, 244785143), (145, 143494739), (493, 42204335), (2465, 8440867), (2843, 7318585), (2969, 7007995), (14215, 1463717), (14845, 1401599), (48331, 430505), (50473, 412235), (82447, 252365), (86101, 241655)]