20261841

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 9597999

約数列:

[1, 3, 17, 47, 51, 79, 107, 141, 237, 321, 799, 1343, 1819, 2397, 3713, 4029, 5029, 5457, 8453, 11139, 15087, 25359, 63121, 85493, 143701, 189363, 256479, 397291, 431103, 1191873, 6753947, 20261841]

約数ペア:

[(1, 20261841), (3, 6753947), (17, 1191873), (47, 431103), (51, 397291), (79, 256479), (107, 189363), (141, 143701), (237, 85493), (321, 63121), (799, 25359), (1343, 15087), (1819, 11139), (2397, 8453), (3713, 5457), (4029, 5029)]