19005807681

素因数分解:

$3^4\times 7^1\times {\mathrm{33519943}}^1$

素因数の和:33519962

約数の個数: 20

約数和(自身を含む): 32447305792

約数和(自身を除く): 13441498111

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 33519943, 100559829, 234639601, 301679487, 703918803, 905038461, 2111756409, 2715115383, 6335269227, 19005807681]

約数ペア:

[(1, 19005807681), (3, 6335269227), (7, 2715115383), (9, 2111756409), (21, 905038461), (27, 703918803), (63, 301679487), (81, 234639601), (189, 100559829), (567, 33519943)]