20355883

素因数分解:

${\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 22052160

約数和(自身を除く): 1696277

約数列:

[1, 29, 37, 61, 311, 1073, 1769, 2257, 9019, 11507, 18971, 65453, 333703, 550159, 701927, 20355883]

約数ペア:

[(1, 20355883), (29, 701927), (37, 550159), (61, 333703), (311, 65453), (1073, 18971), (1769, 11507), (2257, 9019)]