19681566

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{23599}}^1$

素因数の和:23743

約数の個数: 16

約数和(自身を含む): 39648000

約数和(自身を除く): 19966434

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 23599, 47198, 70797, 141594, 3280261, 6560522, 9840783, 19681566]

約数ペア:

[(1, 19681566), (2, 9840783), (3, 6560522), (6, 3280261), (139, 141594), (278, 70797), (417, 47198), (834, 23599)]