20457822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44281}}^1$

素因数の和:44304

約数の個数: 32

約数和(自身を含む): 51012864

約数和(自身を除く): 30555042

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 44281, 88562, 132843, 265686, 309967, 487091, 619934, 929901, 974182, 1461273, 1859802, 2922546, 3409637, 6819274, 10228911, 20457822]

約数ペア:

[(1, 20457822), (2, 10228911), (3, 6819274), (6, 3409637), (7, 2922546), (11, 1859802), (14, 1461273), (21, 974182), (22, 929901), (33, 619934), (42, 487091), (66, 309967), (77, 265686), (154, 132843), (231, 88562), (462, 44281)]