19176997

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 22554112

約数和(自身を除く): 3377115

約数列:

[1, 7, 61, 97, 427, 463, 679, 3241, 5917, 28243, 41419, 44911, 197701, 314377, 2739571, 19176997]

約数ペア:

[(1, 19176997), (7, 2739571), (61, 314377), (97, 197701), (427, 44911), (463, 41419), (679, 28243), (3241, 5917)]