28020456

素因数分解:

$2^3\times 3^2\times {\mathrm{389173}}^1$

素因数の和:389185

約数の個数: 24

約数和(自身を含む): 75888930

約数和(自身を除く): 47868474

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389173, 778346, 1167519, 1556692, 2335038, 3113384, 3502557, 4670076, 7005114, 9340152, 14010228, 28020456]

約数ペア:

[(1, 28020456), (2, 14010228), (3, 9340152), (4, 7005114), (6, 4670076), (8, 3502557), (9, 3113384), (12, 2335038), (18, 1556692), (24, 1167519), (36, 778346), (72, 389173)]