2009291128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{264659}}^1$

素因数の和:264751

約数の個数: 32

約数和(自身を含む): 4112816400

約数和(自身を除く): 2103525272

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 292, 584, 949, 1898, 3796, 7592, 264659, 529318, 1058636, 2117272, 3440567, 6881134, 13762268, 19320107, 27524536, 38640214, 77280428, 154560856, 251161391, 502322782, 1004645564, 2009291128]

約数ペア:

[(1, 2009291128), (2, 1004645564), (4, 502322782), (8, 251161391), (13, 154560856), (26, 77280428), (52, 38640214), (73, 27524536), (104, 19320107), (146, 13762268), (292, 6881134), (584, 3440567), (949, 2117272), (1898, 1058636), (3796, 529318), (7592, 264659)]