18208316

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3301}}^1$

素因数の和:3509

約数の個数: 24

約数和(自身を含む): 36612576

約数和(自身を除く): 18404260

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 3301, 5516, 6602, 13204, 23107, 46214, 92428, 650297, 1300594, 2601188, 4552079, 9104158, 18208316]

約数ペア:

[(1, 18208316), (2, 9104158), (4, 4552079), (7, 2601188), (14, 1300594), (28, 650297), (197, 92428), (394, 46214), (788, 23107), (1379, 13204), (2758, 6602), (3301, 5516)]