19650740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42719}}^1$

素因数の和:42751

約数の個数: 24

約数和(自身を含む): 43061760

約数和(自身を除く): 23411020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42719, 85438, 170876, 213595, 427190, 854380, 982537, 1965074, 3930148, 4912685, 9825370, 19650740]

約数ペア:

[(1, 19650740), (2, 9825370), (4, 4912685), (5, 3930148), (10, 1965074), (20, 982537), (23, 854380), (46, 427190), (92, 213595), (115, 170876), (230, 85438), (460, 42719)]