19964157084

素因数分解:

$2^2\times 3^2\times {\mathrm{554559919}}^1$

素因数の和:554559929

約数の個数: 18

約数和(自身を含む): 50464952720

約数和(自身を除く): 30500795636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 554559919, 1109119838, 1663679757, 2218239676, 3327359514, 4991039271, 6654719028, 9982078542, 19964157084]

約数ペア:

[(1, 19964157084), (2, 9982078542), (3, 6654719028), (4, 4991039271), (6, 3327359514), (9, 2218239676), (12, 1663679757), (18, 1109119838), (36, 554559919)]