18859798

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:699

約数の個数: 16

約数和(自身を含む): 28728000

約数和(自身を除く): 9868202

約数列:

[1, 2, 139, 179, 278, 358, 379, 758, 24881, 49762, 52681, 67841, 105362, 135682, 9429899, 18859798]

約数ペア:

[(1, 18859798), (2, 9429899), (139, 135682), (179, 105362), (278, 67841), (358, 52681), (379, 49762), (758, 24881)]