20031700321

素因数分解:

${\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1\times {\mathrm{347}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 21745801728

約数和(自身を除く): 1714101407

約数列:

[1, 17, 83, 163, 251, 347, 1411, 2771, 4267, 5899, 13529, 20833, 28801, 40913, 56561, 87097, 229993, 354161, 489617, 695521, 961537, 1480649, 3395779, 4694563, 7229051, 14196811, 57728243, 79807571, 122893867, 241345787, 1178335313, 20031700321]

約数ペア:

[(1, 20031700321), (17, 1178335313), (83, 241345787), (163, 122893867), (251, 79807571), (347, 57728243), (1411, 14196811), (2771, 7229051), (4267, 4694563), (5899, 3395779), (13529, 1480649), (20833, 961537), (28801, 695521), (40913, 489617), (56561, 354161), (87097, 229993)]