19267480

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3677}}^1$

素因数の和:3819

約数の個数: 32

約数和(自身を含む): 43694640

約数和(自身を除く): 24427160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 3677, 5240, 7354, 14708, 18385, 29416, 36770, 73540, 147080, 481687, 963374, 1926748, 2408435, 3853496, 4816870, 9633740, 19267480]

約数ペア:

[(1, 19267480), (2, 9633740), (4, 4816870), (5, 3853496), (8, 2408435), (10, 1926748), (20, 963374), (40, 481687), (131, 147080), (262, 73540), (524, 36770), (655, 29416), (1048, 18385), (1310, 14708), (2620, 7354), (3677, 5240)]