20337382

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14499098

約数列:

[1, 2, 13, 23, 26, 46, 71, 142, 299, 479, 598, 923, 958, 1633, 1846, 3266, 6227, 11017, 12454, 21229, 22034, 34009, 42458, 68018, 143221, 286442, 442117, 782207, 884234, 1564414, 10168691, 20337382]

約数ペア:

[(1, 20337382), (2, 10168691), (13, 1564414), (23, 884234), (26, 782207), (46, 442117), (71, 286442), (142, 143221), (299, 68018), (479, 42458), (598, 34009), (923, 22034), (958, 21229), (1633, 12454), (1846, 11017), (3266, 6227)]