18534428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4733}}^1$

素因数の和:4837

約数の個数: 24

約数和(自身を含む): 35789040

約数和(自身を除く): 17254612

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4733, 9466, 18932, 52063, 104126, 208252, 421237, 842474, 1684948, 4633607, 9267214, 18534428]

約数ペア:

[(1, 18534428), (2, 9267214), (4, 4633607), (11, 1684948), (22, 842474), (44, 421237), (89, 208252), (178, 104126), (356, 52063), (979, 18932), (1958, 9466), (3916, 4733)]