390254988208

素因数分解:

$2^4\times {\mathrm{12413}}^1\times {\mathrm{1964951}}^1$

素因数の和:1977372

約数の個数: 20

約数和(自身を含む): 756180337968

約数和(自身を除く): 365925349760

約数列:

[1, 2, 4, 8, 16, 12413, 24826, 49652, 99304, 198608, 1964951, 3929902, 7859804, 15719608, 31439216, 24390936763, 48781873526, 97563747052, 195127494104, 390254988208]

約数ペア:

[(1, 390254988208), (2, 195127494104), (4, 97563747052), (8, 48781873526), (16, 24390936763), (12413, 31439216), (24826, 15719608), (49652, 7859804), (99304, 3929902), (198608, 1964951)]