20609454

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 21691986

約数列:

[1, 2, 3, 6, 71, 101, 142, 202, 213, 303, 426, 479, 606, 958, 1437, 2874, 7171, 14342, 21513, 34009, 43026, 48379, 68018, 96758, 102027, 145137, 204054, 290274, 3434909, 6869818, 10304727, 20609454]

約数ペア:

[(1, 20609454), (2, 10304727), (3, 6869818), (6, 3434909), (71, 290274), (101, 204054), (142, 145137), (202, 102027), (213, 96758), (303, 68018), (426, 48379), (479, 43026), (606, 34009), (958, 21513), (1437, 14342), (2874, 7171)]