20201727

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73999}}^1$

素因数の和:74022

約数の個数: 16

約数和(自身を含む): 33152000

約数和(自身を除く): 12950273

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 73999, 221997, 517993, 961987, 1553979, 2885961, 6733909, 20201727]

約数ペア:

[(1, 20201727), (3, 6733909), (7, 2885961), (13, 1553979), (21, 961987), (39, 517993), (91, 221997), (273, 73999)]