19974434

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{5419}}^1$

素因数の和:5537

約数の個数: 16

約数和(自身を含む): 31869600

約数和(自身を除く): 11895166

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 5419, 10838, 102961, 205922, 525643, 1051286, 9987217, 19974434]

約数ペア:

[(1, 19974434), (2, 9987217), (19, 1051286), (38, 525643), (97, 205922), (194, 102961), (1843, 10838), (3686, 5419)]