68397872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{224993}}^1$

素因数の和:225020

約数の個数: 20

約数和(自身を含む): 139496280

約数和(自身を除く): 71098408

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 224993, 449986, 899972, 1799944, 3599888, 4274867, 8549734, 17099468, 34198936, 68397872]

約数ペア:

[(1, 68397872), (2, 34198936), (4, 17099468), (8, 8549734), (16, 4274867), (19, 3599888), (38, 1799944), (76, 899972), (152, 449986), (304, 224993)]