220320438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2824621}}^1$

素因数の和:2824639

約数の個数: 16

約数和(自身を含む): 474536496

約数和(自身を除く): 254216058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2824621, 5649242, 8473863, 16947726, 36720073, 73440146, 110160219, 220320438]

約数ペア:

[(1, 220320438), (2, 110160219), (3, 73440146), (6, 36720073), (13, 16947726), (26, 8473863), (39, 5649242), (78, 2824621)]