1431004

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{991}}^1$

素因数の和:1033

約数の個数: 18

約数和(自身を含む): 2645664

約数和(自身を除く): 1214660

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 991, 1444, 1982, 3964, 18829, 37658, 75316, 357751, 715502, 1431004]

約数ペア:

[(1, 1431004), (2, 715502), (4, 357751), (19, 75316), (38, 37658), (76, 18829), (361, 3964), (722, 1982), (991, 1444)]