20898726

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{13553}}^1$

素因数の和:13815

約数の個数: 16

約数和(自身を含む): 41963184

約数和(自身を除く): 21064458

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 13553, 27106, 40659, 81318, 3483121, 6966242, 10449363, 20898726]

約数ペア:

[(1, 20898726), (2, 10449363), (3, 6966242), (6, 3483121), (257, 81318), (514, 40659), (771, 27106), (1542, 13553)]