220636402

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{425939}}^1$

素因数の和:425985

約数の個数: 16

約数和(自身を含む): 388457280

約数和(自身を除く): 167820878

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 425939, 851878, 2981573, 5963146, 15759743, 31519486, 110318201, 220636402]

約数ペア:

[(1, 220636402), (2, 110318201), (7, 31519486), (14, 15759743), (37, 5963146), (74, 2981573), (259, 851878), (518, 425939)]