20931680110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7489}}^1\times {\mathrm{25409}}^1$

素因数の和:32916

約数の個数: 32

約数和(自身を含む): 41109314400

約数和(自身を除く): 20177634290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 7489, 14978, 25409, 37445, 50818, 74890, 82379, 127045, 164758, 254090, 279499, 411895, 558998, 823790, 1397495, 2794990, 190288001, 380576002, 951440005, 1902880010, 2093168011, 4186336022, 10465840055, 20931680110]

約数ペア:

[(1, 20931680110), (2, 10465840055), (5, 4186336022), (10, 2093168011), (11, 1902880010), (22, 951440005), (55, 380576002), (110, 190288001), (7489, 2794990), (14978, 1397495), (25409, 823790), (37445, 558998), (50818, 411895), (74890, 279499), (82379, 254090), (127045, 164758)]