138596912

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{201449}}^1$

素因数の和:201500

約数の個数: 20

約数和(自身を含む): 274777800

約数和(自身を除く): 136180888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 201449, 402898, 805796, 1611592, 3223184, 8662307, 17324614, 34649228, 69298456, 138596912]

約数ペア:

[(1, 138596912), (2, 69298456), (4, 34649228), (8, 17324614), (16, 8662307), (43, 3223184), (86, 1611592), (172, 805796), (344, 402898), (688, 201449)]