19653236

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{701}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 35459424

約数和(自身を除く): 15806188

約数列:

[1, 2, 4, 43, 86, 163, 172, 326, 652, 701, 1402, 2804, 7009, 14018, 28036, 30143, 60286, 114263, 120572, 228526, 457052, 4913309, 9826618, 19653236]

約数ペア:

[(1, 19653236), (2, 9826618), (4, 4913309), (43, 457052), (86, 228526), (163, 120572), (172, 114263), (326, 60286), (652, 30143), (701, 28036), (1402, 14018), (2804, 7009)]