20189187738

素因数分解:

$2^1\times 3^3\times {\mathrm{283}}^1\times {\mathrm{1321109}}^1$

素因数の和:1321403

約数の個数: 32

約数和(自身を含む): 45023428800

約数和(自身を除く): 24834241062

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 283, 566, 849, 1698, 2547, 5094, 7641, 15282, 1321109, 2642218, 3963327, 7926654, 11889981, 23779962, 35669943, 71339886, 373873847, 747747694, 1121621541, 2243243082, 3364864623, 6729729246, 10094593869, 20189187738]

約数ペア:

[(1, 20189187738), (2, 10094593869), (3, 6729729246), (6, 3364864623), (9, 2243243082), (18, 1121621541), (27, 747747694), (54, 373873847), (283, 71339886), (566, 35669943), (849, 23779962), (1698, 11889981), (2547, 7926654), (5094, 3963327), (7641, 2642218), (15282, 1321109)]