20386132

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:652

約数の個数: 36

約数和(自身を含む): 39429180

約数和(自身を除く): 19043048

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 169, 212, 338, 569, 676, 689, 1138, 1378, 2276, 2756, 7397, 8957, 14794, 17914, 29588, 30157, 35828, 60314, 96161, 120628, 192322, 384644, 392041, 784082, 1568164, 5096533, 10193066, 20386132]

約数ペア:

[(1, 20386132), (2, 10193066), (4, 5096533), (13, 1568164), (26, 784082), (52, 392041), (53, 384644), (106, 192322), (169, 120628), (212, 96161), (338, 60314), (569, 35828), (676, 30157), (689, 29588), (1138, 17914), (1378, 14794), (2276, 8957), (2756, 7397)]