19806404

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{467}}^1$

素因数の和:955

約数の個数: 24

約数和(自身を含む): 36324288

約数和(自身を除く): 16517884

約数列:

[1, 2, 4, 23, 46, 92, 461, 467, 922, 934, 1844, 1868, 10603, 10741, 21206, 21482, 42412, 42964, 215287, 430574, 861148, 4951601, 9903202, 19806404]

約数ペア:

[(1, 19806404), (2, 9903202), (4, 4951601), (23, 861148), (46, 430574), (92, 215287), (461, 42964), (467, 42412), (922, 21482), (934, 21206), (1844, 10741), (1868, 10603)]