20864478

素因数分解:

$2^1\times 3^1\times {\mathrm{227}}^1\times {\mathrm{15319}}^1$

素因数の和:15551

約数の個数: 16

約数和(自身を含む): 41915520

約数和(自身を除く): 21051042

約数列:

[1, 2, 3, 6, 227, 454, 681, 1362, 15319, 30638, 45957, 91914, 3477413, 6954826, 10432239, 20864478]

約数ペア:

[(1, 20864478), (2, 10432239), (3, 6954826), (6, 3477413), (227, 91914), (454, 45957), (681, 30638), (1362, 15319)]