19866172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6079}}^1$

素因数の和:6145

約数の個数: 24

約数和(自身を含む): 37452800

約数和(自身を除く): 17586628

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 6079, 12158, 24316, 115501, 231002, 261397, 462004, 522794, 1045588, 4966543, 9933086, 19866172]

約数ペア:

[(1, 19866172), (2, 9933086), (4, 4966543), (19, 1045588), (38, 522794), (43, 462004), (76, 261397), (86, 231002), (172, 115501), (817, 24316), (1634, 12158), (3268, 6079)]