20440087612

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2908379}}^1$

素因数の和:2908641

約数の個数: 24

約数和(自身を含む): 41043058560

約数和(自身を除く): 20602970948

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 7028, 2908379, 5816758, 11633516, 20358653, 40717306, 81434612, 730003129, 1460006258, 2920012516, 5110021903, 10220043806, 20440087612]

約数ペア:

[(1, 20440087612), (2, 10220043806), (4, 5110021903), (7, 2920012516), (14, 1460006258), (28, 730003129), (251, 81434612), (502, 40717306), (1004, 20358653), (1757, 11633516), (3514, 5816758), (7028, 2908379)]