18757780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{32341}}^1$

素因数の和:32379

約数の個数: 24

約数和(自身を含む): 40750920

約数和(自身を除く): 21993140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 32341, 64682, 129364, 161705, 323410, 646820, 937889, 1875778, 3751556, 4689445, 9378890, 18757780]

約数ペア:

[(1, 18757780), (2, 9378890), (4, 4689445), (5, 3751556), (10, 1875778), (20, 937889), (29, 646820), (58, 323410), (116, 161705), (145, 129364), (290, 64682), (580, 32341)]