19430254

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1889}}^1$

素因数の和:2067

約数の個数: 16

約数和(自身を含む): 30164400

約数和(自身を除く): 10734146

約数列:

[1, 2, 37, 74, 139, 278, 1889, 3778, 5143, 10286, 69893, 139786, 262571, 525142, 9715127, 19430254]

約数ペア:

[(1, 19430254), (2, 9715127), (37, 525142), (74, 262571), (139, 139786), (278, 69893), (1889, 10286), (3778, 5143)]