20447466

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262147}}^1$

素因数の和:262165

約数の個数: 16

約数和(自身を含む): 44040864

約数和(自身を除く): 23593398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 262147, 524294, 786441, 1572882, 3407911, 6815822, 10223733, 20447466]

約数ペア:

[(1, 20447466), (2, 10223733), (3, 6815822), (6, 3407911), (13, 1572882), (26, 786441), (39, 524294), (78, 262147)]