20344198

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 35900928

約数和(自身を除く): 15556730

約数列:

[1, 2, 7, 14, 71, 97, 142, 194, 211, 422, 497, 679, 994, 1358, 1477, 2954, 6887, 13774, 14981, 20467, 29962, 40934, 48209, 96418, 104867, 143269, 209734, 286538, 1453157, 2906314, 10172099, 20344198]

約数ペア:

[(1, 20344198), (2, 10172099), (7, 2906314), (14, 1453157), (71, 286538), (97, 209734), (142, 143269), (194, 104867), (211, 96418), (422, 48209), (497, 40934), (679, 29962), (994, 20467), (1358, 14981), (1477, 13774), (2954, 6887)]