20906472007

素因数分解:

${\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1\times {\mathrm{263}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 22622561280

約数和(自身を除く): 1716089273

約数列:

[1, 17, 151, 173, 179, 263, 2567, 2941, 3043, 4471, 26123, 27029, 30967, 39713, 45499, 47077, 444091, 459493, 526439, 675121, 773483, 800309, 4676017, 6870349, 7108627, 8144321, 79492289, 116795933, 120846659, 138453457, 1229792471, 20906472007]

約数ペア:

[(1, 20906472007), (17, 1229792471), (151, 138453457), (173, 120846659), (179, 116795933), (263, 79492289), (2567, 8144321), (2941, 7108627), (3043, 6870349), (4471, 4676017), (26123, 800309), (27029, 773483), (30967, 675121), (39713, 526439), (45499, 459493), (47077, 444091)]