19429264

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6709}}^1$

素因数の和:6898

約数の個数: 20

約数和(自身を含む): 37857820

約数和(自身を除く): 18428556

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6709, 13418, 26836, 53672, 107344, 1214329, 2428658, 4857316, 9714632, 19429264]

約数ペア:

[(1, 19429264), (2, 9714632), (4, 4857316), (8, 2428658), (16, 1214329), (181, 107344), (362, 53672), (724, 26836), (1448, 13418), (2896, 6709)]