19705194

素因数分解:

$2^1\times 3^4\times {\mathrm{121637}}^1$

素因数の和:121651

約数の個数: 20

約数和(自身を含む): 44154594

約数和(自身を除く): 24449400

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 121637, 243274, 364911, 729822, 1094733, 2189466, 3284199, 6568398, 9852597, 19705194]

約数ペア:

[(1, 19705194), (2, 9852597), (3, 6568398), (6, 3284199), (9, 2189466), (18, 1094733), (27, 729822), (54, 364911), (81, 243274), (162, 121637)]