16490870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{761}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 32589216

約数和(自身を除く): 16098346

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 761, 985, 1522, 1970, 2167, 3805, 4334, 7610, 8371, 10835, 16742, 21670, 41855, 83710, 149917, 299834, 749585, 1499170, 1649087, 3298174, 8245435, 16490870]

約数ペア:

[(1, 16490870), (2, 8245435), (5, 3298174), (10, 1649087), (11, 1499170), (22, 749585), (55, 299834), (110, 149917), (197, 83710), (394, 41855), (761, 21670), (985, 16742), (1522, 10835), (1970, 8371), (2167, 7610), (3805, 4334)]