28073564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{709}}^1$

素因数の和:1253

約数の個数: 24

約数和(自身を含む): 51886800

約数和(自身を除く): 23813236

約数列:

[1, 2, 4, 19, 38, 76, 521, 709, 1042, 1418, 2084, 2836, 9899, 13471, 19798, 26942, 39596, 53884, 369389, 738778, 1477556, 7018391, 14036782, 28073564]

約数ペア:

[(1, 28073564), (2, 14036782), (4, 7018391), (19, 1477556), (38, 738778), (76, 369389), (521, 53884), (709, 39596), (1042, 26942), (1418, 19798), (2084, 13471), (2836, 9899)]