1639024

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{1151}}^1$

素因数の和:1248

約数の個数: 20

約数和(自身を含む): 3214080

約数和(自身を除く): 1575056

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1151, 1424, 2302, 4604, 9208, 18416, 102439, 204878, 409756, 819512, 1639024]

約数ペア:

[(1, 1639024), (2, 819512), (4, 409756), (8, 204878), (16, 102439), (89, 18416), (178, 9208), (356, 4604), (712, 2302), (1151, 1424)]