19335428

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{7759}}^1$

素因数の和:7859

約数の個数: 24

約数和(自身を含む): 39110400

約数和(自身を除く): 19774972

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 7759, 15518, 31036, 54313, 108626, 217252, 690551, 1381102, 2762204, 4833857, 9667714, 19335428]

約数ペア:

[(1, 19335428), (2, 9667714), (4, 4833857), (7, 2762204), (14, 1381102), (28, 690551), (89, 217252), (178, 108626), (356, 54313), (623, 31036), (1246, 15518), (2492, 7759)]