20804577123

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{167537}}^1$

素因数の和:167675

約数の個数: 32

約数和(自身を含む): 31266611712

約数和(自身を除く): 10462034589

約数列:

[1, 3, 11, 33, 53, 71, 159, 213, 583, 781, 1749, 2343, 3763, 11289, 41393, 124179, 167537, 502611, 1842907, 5528721, 8879461, 11895127, 26638383, 35685381, 97674071, 130846397, 293022213, 392539191, 630441731, 1891325193, 6934859041, 20804577123]

約数ペア:

[(1, 20804577123), (3, 6934859041), (11, 1891325193), (33, 630441731), (53, 392539191), (71, 293022213), (159, 130846397), (213, 97674071), (583, 35685381), (781, 26638383), (1749, 11895127), (2343, 8879461), (3763, 5528721), (11289, 1842907), (41393, 502611), (124179, 167537)]