28009458

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{81899}}^1$

素因数の和:81926

約数の個数: 24

約数和(自身を含む): 63882000

約数和(自身を除く): 35872542

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 81899, 163798, 245697, 491394, 737091, 1474182, 1556081, 3112162, 4668243, 9336486, 14004729, 28009458]

約数ペア:

[(1, 28009458), (2, 14004729), (3, 9336486), (6, 4668243), (9, 3112162), (18, 1556081), (19, 1474182), (38, 737091), (57, 491394), (114, 245697), (171, 163798), (342, 81899)]