20791794

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{433}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 42747264

約数和(自身を除く): 21955470

約数列:

[1, 2, 3, 6, 53, 106, 151, 159, 302, 318, 433, 453, 866, 906, 1299, 2598, 8003, 16006, 22949, 24009, 45898, 48018, 65383, 68847, 130766, 137694, 196149, 392298, 3465299, 6930598, 10395897, 20791794]

約数ペア:

[(1, 20791794), (2, 10395897), (3, 6930598), (6, 3465299), (53, 392298), (106, 196149), (151, 137694), (159, 130766), (302, 68847), (318, 65383), (433, 48018), (453, 45898), (866, 24009), (906, 22949), (1299, 16006), (2598, 8003)]