221123368

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1454759}}^1$

素因数の和:1454784

約数の個数: 16

約数和(自身を含む): 436428000

約数和(自身を除く): 215304632

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1454759, 2909518, 5819036, 11638072, 27640421, 55280842, 110561684, 221123368]

約数ペア:

[(1, 221123368), (2, 110561684), (4, 55280842), (8, 27640421), (19, 11638072), (38, 5819036), (76, 2909518), (152, 1454759)]