155805358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2003}}^1$

素因数の和:2136

約数の個数: 32

約数和(自身を含む): 259718400

約数和(自身を除く): 103913042

約数列:

[1, 2, 19, 23, 38, 46, 89, 178, 437, 874, 1691, 2003, 2047, 3382, 4006, 4094, 38057, 38893, 46069, 76114, 77786, 92138, 178267, 356534, 875311, 1750622, 3387073, 4100141, 6774146, 8200282, 77902679, 155805358]

約数ペア:

[(1, 155805358), (2, 77902679), (19, 8200282), (23, 6774146), (38, 4100141), (46, 3387073), (89, 1750622), (178, 875311), (437, 356534), (874, 178267), (1691, 92138), (2003, 77786), (2047, 76114), (3382, 46069), (4006, 38893), (4094, 38057)]