901404004

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{624241}}^1$

素因数の和:624283

約数の個数: 18

約数和(自身を含む): 1664853414

約数和(自身を除く): 763449410

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 624241, 1248482, 2496964, 11860579, 23721158, 47442316, 225351001, 450702002, 901404004]

約数ペア:

[(1, 901404004), (2, 450702002), (4, 225351001), (19, 47442316), (38, 23721158), (76, 11860579), (361, 2496964), (722, 1248482), (1444, 624241)]