2021902077

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1\times {\mathrm{1061}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 2936013696

約数和(自身を除く): 914111619

約数列:

[1, 3, 13, 39, 131, 373, 393, 1061, 1119, 1703, 3183, 4849, 5109, 13793, 14547, 41379, 48863, 138991, 146589, 395753, 416973, 635219, 1187259, 1806883, 1905657, 5144789, 5420649, 15434367, 51843643, 155530929, 673967359, 2021902077]

約数ペア:

[(1, 2021902077), (3, 673967359), (13, 155530929), (39, 51843643), (131, 15434367), (373, 5420649), (393, 5144789), (1061, 1905657), (1119, 1806883), (1703, 1187259), (3183, 635219), (4849, 416973), (5109, 395753), (13793, 146589), (14547, 138991), (41379, 48863)]