19666766

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23029}}^1$

素因数の和:23099

約数の個数: 16

約数和(自身を含む): 34268640

約数和(自身を除く): 14601874

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 23029, 46058, 161203, 322406, 1404769, 2809538, 9833383, 19666766]

約数ペア:

[(1, 19666766), (2, 9833383), (7, 2809538), (14, 1404769), (61, 322406), (122, 161203), (427, 46058), (854, 23029)]