20829927

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 30643200

約数和(自身を除く): 9813273

約数列:

[1, 3, 23, 37, 41, 69, 111, 123, 199, 597, 851, 943, 1517, 2553, 2829, 4551, 4577, 7363, 8159, 13731, 22089, 24477, 34891, 104673, 169349, 187657, 301883, 508047, 562971, 905649, 6943309, 20829927]

約数ペア:

[(1, 20829927), (3, 6943309), (23, 905649), (37, 562971), (41, 508047), (69, 301883), (111, 187657), (123, 169349), (199, 104673), (597, 34891), (851, 24477), (943, 22089), (1517, 13731), (2553, 8159), (2829, 7363), (4551, 4577)]