13691438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{631}}^1$

素因数の和:1223

約数の個数: 16

約数和(自身を含む): 21690240

約数和(自身を除く): 7998802

約数列:

[1, 2, 19, 38, 571, 631, 1142, 1262, 10849, 11989, 21698, 23978, 360301, 720602, 6845719, 13691438]

約数ペア:

[(1, 13691438), (2, 6845719), (19, 720602), (38, 360301), (571, 23978), (631, 21698), (1142, 11989), (1262, 10849)]