19502620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42397}}^1$

素因数の和:42429

約数の個数: 24

約数和(自身を含む): 42737184

約数和(自身を除く): 23234564

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42397, 84794, 169588, 211985, 423970, 847940, 975131, 1950262, 3900524, 4875655, 9751310, 19502620]

約数ペア:

[(1, 19502620), (2, 9751310), (4, 4875655), (5, 3900524), (10, 1950262), (20, 975131), (23, 847940), (46, 423970), (92, 211985), (115, 169588), (230, 84794), (460, 42397)]