20359792

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66973}}^1$

素因数の和:67000

約数の個数: 20

約数和(自身を含む): 41523880

約数和(自身を除く): 21164088

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66973, 133946, 267892, 535784, 1071568, 1272487, 2544974, 5089948, 10179896, 20359792]

約数ペア:

[(1, 20359792), (2, 10179896), (4, 5089948), (8, 2544974), (16, 1272487), (19, 1071568), (38, 535784), (76, 267892), (152, 133946), (304, 66973)]