20478856756

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{227}}^1\times {\mathrm{218969}}^1$

素因数の和:219303

約数の個数: 24

約数和(自身を含む): 36345516480

約数和(自身を除く): 15866659724

約数列:

[1, 2, 4, 103, 206, 227, 412, 454, 908, 23381, 46762, 93524, 218969, 437938, 875876, 22553807, 45107614, 49705963, 90215228, 99411926, 198823852, 5119714189, 10239428378, 20478856756]

約数ペア:

[(1, 20478856756), (2, 10239428378), (4, 5119714189), (103, 198823852), (206, 99411926), (227, 90215228), (412, 49705963), (454, 45107614), (908, 22553807), (23381, 875876), (46762, 437938), (93524, 218969)]