20558826

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{16553}}^1$

素因数の和:16587

約数の個数: 32

約数和(自身を含む): 47675520

約数和(自身を除く): 27116694

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 16553, 33106, 49659, 99318, 148977, 297954, 380719, 446931, 761438, 893862, 1142157, 2284314, 3426471, 6852942, 10279413, 20558826]

約数ペア:

[(1, 20558826), (2, 10279413), (3, 6852942), (6, 3426471), (9, 2284314), (18, 1142157), (23, 893862), (27, 761438), (46, 446931), (54, 380719), (69, 297954), (138, 148977), (207, 99318), (414, 49659), (621, 33106), (1242, 16553)]