12946457584

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{26101729}}^1$

素因数の和:26101768

約数の個数: 20

約数和(自身を含む): 25892916160

約数和(自身を除く): 12946458576

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 26101729, 52203458, 104406916, 208813832, 417627664, 809153599, 1618307198, 3236614396, 6473228792, 12946457584]

約数ペア:

[(1, 12946457584), (2, 6473228792), (4, 3236614396), (8, 1618307198), (16, 809153599), (31, 417627664), (62, 208813832), (124, 104406916), (248, 52203458), (496, 26101729)]