20004345

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15329}}^1$

素因数の和:15369

約数の個数: 24

約数和(自身を含む): 35872200

約数和(自身を除く): 15867855

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 15329, 45987, 76645, 137961, 229935, 444541, 689805, 1333623, 2222705, 4000869, 6668115, 20004345]

約数ペア:

[(1, 20004345), (3, 6668115), (5, 4000869), (9, 2222705), (15, 1333623), (29, 689805), (45, 444541), (87, 229935), (145, 137961), (261, 76645), (435, 45987), (1305, 15329)]