11920804

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9901}}^1$

素因数の和:9955

約数の個数: 24

約数和(自身を含む): 24398528

約数和(自身を除く): 12477724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 9901, 19802, 39604, 69307, 138614, 277228, 425743, 851486, 1702972, 2980201, 5960402, 11920804]

約数ペア:

[(1, 11920804), (2, 5960402), (4, 2980201), (7, 1702972), (14, 851486), (28, 425743), (43, 277228), (86, 138614), (172, 69307), (301, 39604), (602, 19802), (1204, 9901)]