18963412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5443}}^1$

素因数の和:5527

約数の個数: 24

約数和(自身を含む): 36278816

約数和(自身を除く): 17315404

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5443, 10886, 21772, 70759, 141518, 283036, 364681, 729362, 1458724, 4740853, 9481706, 18963412]

約数ペア:

[(1, 18963412), (2, 9481706), (4, 4740853), (13, 1458724), (26, 729362), (52, 364681), (67, 283036), (134, 141518), (268, 70759), (871, 21772), (1742, 10886), (3484, 5443)]