127641392

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{419873}}^1$

素因数の和:419900

約数の個数: 20

約数和(自身を含む): 260321880

約数和(自身を除く): 132680488

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 419873, 839746, 1679492, 3358984, 6717968, 7977587, 15955174, 31910348, 63820696, 127641392]

約数ペア:

[(1, 127641392), (2, 63820696), (4, 31910348), (8, 15955174), (16, 7977587), (19, 6717968), (38, 3358984), (76, 1679492), (152, 839746), (304, 419873)]