20153811

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{2791}}^1$

素因数の和:2906

約数の個数: 16

約数和(自身を含む): 28143360

約数和(自身を除く): 7989549

約数列:

[1, 3, 29, 83, 87, 249, 2407, 2791, 7221, 8373, 80939, 231653, 242817, 694959, 6717937, 20153811]

約数ペア:

[(1, 20153811), (3, 6717937), (29, 694959), (83, 242817), (87, 231653), (249, 80939), (2407, 8373), (2791, 7221)]