18402380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{19577}}^1$

素因数の和:19633

約数の個数: 24

約数和(自身を含む): 39469248

約数和(自身を除く): 21066868

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 19577, 39154, 78308, 97885, 195770, 391540, 920119, 1840238, 3680476, 4600595, 9201190, 18402380]

約数ペア:

[(1, 18402380), (2, 9201190), (4, 4600595), (5, 3680476), (10, 1840238), (20, 920119), (47, 391540), (94, 195770), (188, 97885), (235, 78308), (470, 39154), (940, 19577)]