220672078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{345881}}^1$

素因数の和:345923

約数の個数: 16

約数和(自身を含む): 373552560

約数和(自身を除く): 152880482

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 345881, 691762, 3804691, 7609382, 10030549, 20061098, 110336039, 220672078]

約数ペア:

[(1, 220672078), (2, 110336039), (11, 20061098), (22, 10030549), (29, 7609382), (58, 3804691), (319, 691762), (638, 345881)]