19163810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1087}}^1$

素因数の和:1178

約数の個数: 32

約数和(自身を含む): 36191232

約数和(自身を除く): 17027422

約数列:

[1, 2, 5, 10, 41, 43, 82, 86, 205, 215, 410, 430, 1087, 1763, 2174, 3526, 5435, 8815, 10870, 17630, 44567, 46741, 89134, 93482, 222835, 233705, 445670, 467410, 1916381, 3832762, 9581905, 19163810]

約数ペア:

[(1, 19163810), (2, 9581905), (5, 3832762), (10, 1916381), (41, 467410), (43, 445670), (82, 233705), (86, 222835), (205, 93482), (215, 89134), (410, 46741), (430, 44567), (1087, 17630), (1763, 10870), (2174, 8815), (3526, 5435)]