19113886

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4157}}^1$

素因数の和:4200

約数の個数: 24

約数和(自身を含む): 33180840

約数和(自身を除く): 14066954

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4157, 4598, 8314, 45727, 78983, 91454, 157966, 502997, 868813, 1005994, 1737626, 9556943, 19113886]

約数ペア:

[(1, 19113886), (2, 9556943), (11, 1737626), (19, 1005994), (22, 868813), (38, 502997), (121, 157966), (209, 91454), (242, 78983), (418, 45727), (2299, 8314), (4157, 4598)]