218012018

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{213319}}^1$

素因数の和:213401

約数の個数: 16

約数和(自身を含む): 378856320

約数和(自身を除く): 160844302

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 213319, 426638, 1493233, 2986466, 15572287, 31144574, 109006009, 218012018]

約数ペア:

[(1, 218012018), (2, 109006009), (7, 31144574), (14, 15572287), (73, 2986466), (146, 1493233), (511, 426638), (1022, 213319)]