19316240

素因数分解:

$2^4\times 5^1\times {\mathrm{241453}}^1$

素因数の和:241466

約数の個数: 20

約数和(自身を含む): 44910444

約数和(自身を除く): 25594204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241453, 482906, 965812, 1207265, 1931624, 2414530, 3863248, 4829060, 9658120, 19316240]

約数ペア:

[(1, 19316240), (2, 9658120), (4, 4829060), (5, 3863248), (8, 2414530), (10, 1931624), (16, 1207265), (20, 965812), (40, 482906), (80, 241453)]