19874408

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{5659}}^1$

素因数の和:6104

約数の個数: 16

約数和(自身を含む): 37356000

約数和(自身を除く): 17481592

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 5659, 11318, 22636, 45272, 2484301, 4968602, 9937204, 19874408]

約数ペア:

[(1, 19874408), (2, 9937204), (4, 4968602), (8, 2484301), (439, 45272), (878, 22636), (1756, 11318), (3512, 5659)]