12800642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1471}}^1$

素因数の和:1721

約数の個数: 16

約数和(自身を含む): 20313600

約数和(自身を除く): 7512958

約数列:

[1, 2, 19, 38, 229, 458, 1471, 2942, 4351, 8702, 27949, 55898, 336859, 673718, 6400321, 12800642]

約数ペア:

[(1, 12800642), (2, 6400321), (19, 673718), (38, 336859), (229, 55898), (458, 27949), (1471, 8702), (2942, 4351)]