20799774

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{16747}}^1$

素因数の和:16781

約数の個数: 32

約数和(自身を含む): 48234240

約数和(自身を除く): 27434466

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 16747, 33494, 50241, 100482, 150723, 301446, 385181, 452169, 770362, 904338, 1155543, 2311086, 3466629, 6933258, 10399887, 20799774]

約数ペア:

[(1, 20799774), (2, 10399887), (3, 6933258), (6, 3466629), (9, 2311086), (18, 1155543), (23, 904338), (27, 770362), (46, 452169), (54, 385181), (69, 301446), (138, 150723), (207, 100482), (414, 50241), (621, 33494), (1242, 16747)]