20891744714

素因数分解:

$2^1\times {\mathrm{401}}^1\times {\mathrm{1117}}^1\times {\mathrm{23321}}^1$

素因数の和:24841

約数の個数: 16

約数和(自身を含む): 31445239176

約数和(自身を除く): 10553494462

約数列:

[1, 2, 401, 802, 1117, 2234, 23321, 46642, 447917, 895834, 9351721, 18703442, 26049557, 52099114, 10445872357, 20891744714]

約数ペア:

[(1, 20891744714), (2, 10445872357), (401, 52099114), (802, 26049557), (1117, 18703442), (2234, 9351721), (23321, 895834), (46642, 447917)]