20153678041

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1\times {\mathrm{4159}}^1$

素因数の和:5173

約数の個数: 32

約数和(自身を含む): 24987156480

約数和(自身を除く): 4833478439

約数列:

[1, 7, 17, 43, 119, 301, 731, 947, 4159, 5117, 6629, 16099, 29113, 40721, 70703, 112693, 178837, 285047, 494921, 692257, 1251859, 3040229, 3938573, 4845799, 21281603, 27570011, 66955741, 169358639, 468690187, 1185510473, 2879096863, 20153678041]

約数ペア:

[(1, 20153678041), (7, 2879096863), (17, 1185510473), (43, 468690187), (119, 169358639), (301, 66955741), (731, 27570011), (947, 21281603), (4159, 4845799), (5117, 3938573), (6629, 3040229), (16099, 1251859), (29113, 692257), (40721, 494921), (70703, 285047), (112693, 178837)]