28723972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{5641}}^1$

素因数の和:5731

約数の個数: 24

約数和(自身を含む): 53711840

約数和(自身を除く): 24987868

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 5641, 11282, 22564, 107179, 214358, 377947, 428716, 755894, 1511788, 7180993, 14361986, 28723972]

約数ペア:

[(1, 28723972), (2, 14361986), (4, 7180993), (19, 1511788), (38, 755894), (67, 428716), (76, 377947), (134, 214358), (268, 107179), (1273, 22564), (2546, 11282), (5092, 5641)]