128487536

素因数分解:

$2^4\times {\mathrm{359}}^1\times {\mathrm{22369}}^1$

素因数の和:22736

約数の個数: 20

約数和(自身を含む): 249649200

約数和(自身を除く): 121161664

約数列:

[1, 2, 4, 8, 16, 359, 718, 1436, 2872, 5744, 22369, 44738, 89476, 178952, 357904, 8030471, 16060942, 32121884, 64243768, 128487536]

約数ペア:

[(1, 128487536), (2, 64243768), (4, 32121884), (8, 16060942), (16, 8030471), (359, 357904), (718, 178952), (1436, 89476), (2872, 44738), (5744, 22369)]