20777646

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 43004448

約数和(自身を除く): 22226802

約数列:

[1, 2, 3, 6, 37, 74, 111, 173, 222, 346, 519, 541, 1038, 1082, 1623, 3246, 6401, 12802, 19203, 20017, 38406, 40034, 60051, 93593, 120102, 187186, 280779, 561558, 3462941, 6925882, 10388823, 20777646]

約数ペア:

[(1, 20777646), (2, 10388823), (3, 6925882), (6, 3462941), (37, 561558), (74, 280779), (111, 187186), (173, 120102), (222, 93593), (346, 60051), (519, 40034), (541, 38406), (1038, 20017), (1082, 19203), (1623, 12802), (3246, 6401)]