11987410

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13469}}^1$

素因数の和:13565

約数の個数: 16

約数和(自身を含む): 21821400

約数和(自身を除く): 9833990

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 13469, 26938, 67345, 134690, 1198741, 2397482, 5993705, 11987410]

約数ペア:

[(1, 11987410), (2, 5993705), (5, 2397482), (10, 1198741), (89, 134690), (178, 67345), (445, 26938), (890, 13469)]