19318790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47119}}^1$

素因数の和:47167

約数の個数: 16

約数和(自身を含む): 35622720

約数和(自身を除く): 16303930

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 47119, 94238, 235595, 471190, 1931879, 3863758, 9659395, 19318790]

約数ペア:

[(1, 19318790), (2, 9659395), (5, 3863758), (10, 1931879), (41, 471190), (82, 235595), (205, 94238), (410, 47119)]