18558975838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{89237}}^1$

素因数の和:89692

約数の個数: 32

約数和(自身を含む): 31633086240

約数和(自身を除く): 13074110402

約数列:

[1, 2, 13, 19, 26, 38, 247, 421, 494, 842, 5473, 7999, 10946, 15998, 89237, 103987, 178474, 207974, 1160081, 1695503, 2320162, 3391006, 22041539, 37568777, 44083078, 75137554, 488394101, 713806763, 976788202, 1427613526, 9279487919, 18558975838]

約数ペア:

[(1, 18558975838), (2, 9279487919), (13, 1427613526), (19, 976788202), (26, 713806763), (38, 488394101), (247, 75137554), (421, 44083078), (494, 37568777), (842, 22041539), (5473, 3391006), (7999, 2320162), (10946, 1695503), (15998, 1160081), (89237, 207974), (103987, 178474)]