2017775888

素因数分解:

$2^4\times {\mathrm{15889}}^1\times {\mathrm{7937}}^1$

素因数の和:23834

約数の個数: 20

約数和(自身を含む): 3910179420

約数和(自身を除く): 1892403532

約数列:

[1, 2, 4, 8, 16, 7937, 15874, 15889, 31748, 31778, 63496, 63556, 126992, 127112, 254224, 126110993, 252221986, 504443972, 1008887944, 2017775888]

約数ペア:

[(1, 2017775888), (2, 1008887944), (4, 504443972), (8, 252221986), (16, 126110993), (7937, 254224), (15874, 127112), (15889, 126992), (31748, 63556), (31778, 63496)]