129799792

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{426973}}^1$

素因数の和:427000

約数の個数: 20

約数和(自身を含む): 264723880

約数和(自身を除く): 134924088

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 426973, 853946, 1707892, 3415784, 6831568, 8112487, 16224974, 32449948, 64899896, 129799792]

約数ペア:

[(1, 129799792), (2, 64899896), (4, 32449948), (8, 16224974), (16, 8112487), (19, 6831568), (38, 3415784), (76, 1707892), (152, 853946), (304, 426973)]