18534340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{84247}}^1$

素因数の和:84267

約数の個数: 24

約数和(自身を含む): 42460992

約数和(自身を除く): 23926652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 84247, 168494, 336988, 421235, 842470, 926717, 1684940, 1853434, 3706868, 4633585, 9267170, 18534340]

約数ペア:

[(1, 18534340), (2, 9267170), (4, 4633585), (5, 3706868), (10, 1853434), (11, 1684940), (20, 926717), (22, 842470), (44, 421235), (55, 336988), (110, 168494), (220, 84247)]