19317160

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1459}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 43624800

約数和(自身を除く): 24307640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1459, 1655, 2648, 2918, 3310, 5836, 6620, 7295, 11672, 13240, 14590, 29180, 58360, 482929, 965858, 1931716, 2414645, 3863432, 4829290, 9658580, 19317160]

約数ペア:

[(1, 19317160), (2, 9658580), (4, 4829290), (5, 3863432), (8, 2414645), (10, 1931716), (20, 965858), (40, 482929), (331, 58360), (662, 29180), (1324, 14590), (1459, 13240), (1655, 11672), (2648, 7295), (2918, 6620), (3310, 5836)]