18786184

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 36479520

約数和(自身を除く): 17693336

約数列:

[1, 2, 4, 8, 43, 86, 97, 172, 194, 344, 388, 563, 776, 1126, 2252, 4171, 4504, 8342, 16684, 24209, 33368, 48418, 54611, 96836, 109222, 193672, 218444, 436888, 2348273, 4696546, 9393092, 18786184]

約数ペア:

[(1, 18786184), (2, 9393092), (4, 4696546), (8, 2348273), (43, 436888), (86, 218444), (97, 193672), (172, 109222), (194, 96836), (344, 54611), (388, 48418), (563, 33368), (776, 24209), (1126, 16684), (2252, 8342), (4171, 4504)]