12980951042

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{440959}}^1$

素因数の和:441361

約数の個数: 16

約数和(自身を含む): 20001945600

約数和(自身を除く): 7020994558

約数列:

[1, 2, 41, 82, 359, 718, 14719, 29438, 440959, 881918, 18079319, 36158638, 158304281, 316608562, 6490475521, 12980951042]

約数ペア:

[(1, 12980951042), (2, 6490475521), (41, 316608562), (82, 158304281), (359, 36158638), (718, 18079319), (14719, 881918), (29438, 440959)]