25551218

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1999}}^1$

素因数の和:2102

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 22832782

約数列:

[1, 2, 7, 11, 14, 22, 77, 83, 154, 166, 581, 913, 1162, 1826, 1999, 3998, 6391, 12782, 13993, 21989, 27986, 43978, 153923, 165917, 307846, 331834, 1161419, 1825087, 2322838, 3650174, 12775609, 25551218]

約数ペア:

[(1, 25551218), (2, 12775609), (7, 3650174), (11, 2322838), (14, 1825087), (22, 1161419), (77, 331834), (83, 307846), (154, 165917), (166, 153923), (581, 43978), (913, 27986), (1162, 21989), (1826, 13993), (1999, 12782), (3998, 6391)]