191020986

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{816329}}^1$

素因数の和:816350

約数の個数: 24

約数和(自身を含む): 445716180

約数和(自身を除く): 254695194

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 816329, 1632658, 2448987, 4897974, 7346961, 10612277, 14693922, 21224554, 31836831, 63673662, 95510493, 191020986]

約数ペア:

[(1, 191020986), (2, 95510493), (3, 63673662), (6, 31836831), (9, 21224554), (13, 14693922), (18, 10612277), (26, 7346961), (39, 4897974), (78, 2448987), (117, 1632658), (234, 816329)]