19474460

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7433}}^1$

素因数の和:7573

約数の個数: 24

約数和(自身を含む): 41214096

約数和(自身を除く): 21739636

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 7433, 14866, 29732, 37165, 74330, 148660, 973723, 1947446, 3894892, 4868615, 9737230, 19474460]

約数ペア:

[(1, 19474460), (2, 9737230), (4, 4868615), (5, 3894892), (10, 1947446), (20, 973723), (131, 148660), (262, 74330), (524, 37165), (655, 29732), (1310, 14866), (2620, 7433)]