19152740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23357}}^1$

素因数の和:23407

約数の個数: 24

約数和(自身を含む): 41203512

約数和(自身を除く): 22050772

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 23357, 46714, 93428, 116785, 233570, 467140, 957637, 1915274, 3830548, 4788185, 9576370, 19152740]

約数ペア:

[(1, 19152740), (2, 9576370), (4, 4788185), (5, 3830548), (10, 1915274), (20, 957637), (41, 467140), (82, 233570), (164, 116785), (205, 93428), (410, 46714), (820, 23357)]