20980164

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{29633}}^1$

素因数の和:29699

約数の個数: 24

約数和(自身を含む): 49785120

約数和(自身を除く): 28804956

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708, 29633, 59266, 88899, 118532, 177798, 355596, 1748347, 3496694, 5245041, 6993388, 10490082, 20980164]

約数ペア:

[(1, 20980164), (2, 10490082), (3, 6993388), (4, 5245041), (6, 3496694), (12, 1748347), (59, 355596), (118, 177798), (177, 118532), (236, 88899), (354, 59266), (708, 29633)]