19963914

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 40737600

約数和(自身を除く): 20773686

約数列:

[1, 2, 3, 6, 137, 149, 163, 274, 298, 326, 411, 447, 489, 822, 894, 978, 20413, 22331, 24287, 40826, 44662, 48574, 61239, 66993, 72861, 122478, 133986, 145722, 3327319, 6654638, 9981957, 19963914]

約数ペア:

[(1, 19963914), (2, 9981957), (3, 6654638), (6, 3327319), (137, 145722), (149, 133986), (163, 122478), (274, 72861), (298, 66993), (326, 61239), (411, 48574), (447, 44662), (489, 40826), (822, 24287), (894, 22331), (978, 20413)]