19469762

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 13189438

約数列:

[1, 2, 13, 26, 53, 71, 106, 142, 199, 398, 689, 923, 1378, 1846, 2587, 3763, 5174, 7526, 10547, 14129, 21094, 28258, 48919, 97838, 137111, 183677, 274222, 367354, 748837, 1497674, 9734881, 19469762]

約数ペア:

[(1, 19469762), (2, 9734881), (13, 1497674), (26, 748837), (53, 367354), (71, 274222), (106, 183677), (142, 137111), (199, 97838), (398, 48919), (689, 28258), (923, 21094), (1378, 14129), (1846, 10547), (2587, 7526), (3763, 5174)]