820804542

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{22111}}^1$

素因数の和:22408

約数の個数: 32

約数和(自身を含む): 1719429120

約数和(自身を除く): 898624578

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 269, 538, 807, 1614, 6187, 12374, 18561, 22111, 37122, 44222, 66333, 132666, 508553, 1017106, 1525659, 3051318, 5947859, 11895718, 17843577, 35687154, 136800757, 273601514, 410402271, 820804542]

約数ペア:

[(1, 820804542), (2, 410402271), (3, 273601514), (6, 136800757), (23, 35687154), (46, 17843577), (69, 11895718), (138, 5947859), (269, 3051318), (538, 1525659), (807, 1017106), (1614, 508553), (6187, 132666), (12374, 66333), (18561, 44222), (22111, 37122)]