2019856635

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{210731}}^1$

素因数の和:210816

約数の個数: 32

約数和(自身を含む): 3641448960

約数和(自身を除く): 1621592325

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 9585, 210731, 632193, 1053655, 1896579, 3160965, 5689737, 9482895, 14961901, 28448685, 44885703, 74809505, 134657109, 224428515, 403971327, 673285545, 2019856635]

約数ペア:

[(1, 2019856635), (3, 673285545), (5, 403971327), (9, 224428515), (15, 134657109), (27, 74809505), (45, 44885703), (71, 28448685), (135, 14961901), (213, 9482895), (355, 5689737), (639, 3160965), (1065, 1896579), (1917, 1053655), (3195, 632193), (9585, 210731)]