18768056

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{21523}}^1$

素因数の和:21638

約数の個数: 16

約数和(自身を含む): 35514600

約数和(自身を除く): 16746544

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 21523, 43046, 86092, 172184, 2346007, 4692014, 9384028, 18768056]

約数ペア:

[(1, 18768056), (2, 9384028), (4, 4692014), (8, 2346007), (109, 172184), (218, 86092), (436, 43046), (872, 21523)]