18049904

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{15889}}^1$

素因数の和:15968

約数の個数: 20

約数和(自身を含む): 35466480

約数和(自身を除く): 17416576

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 15889, 31778, 63556, 127112, 254224, 1128119, 2256238, 4512476, 9024952, 18049904]

約数ペア:

[(1, 18049904), (2, 9024952), (4, 4512476), (8, 2256238), (16, 1128119), (71, 254224), (142, 127112), (284, 63556), (568, 31778), (1136, 15889)]