16564340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63709}}^1$

素因数の和:63731

約数の個数: 24

約数和(自身を含む): 37461480

約数和(自身を除く): 20897140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 63709, 127418, 254836, 318545, 637090, 828217, 1274180, 1656434, 3312868, 4141085, 8282170, 16564340]

約数ペア:

[(1, 16564340), (2, 8282170), (4, 4141085), (5, 3312868), (10, 1656434), (13, 1274180), (20, 828217), (26, 637090), (52, 318545), (65, 254836), (130, 127418), (260, 63709)]