20753263

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 22900320

約数和(自身を除く): 2147057

約数列:

[1, 19, 37, 53, 557, 703, 1007, 1961, 10583, 20609, 29521, 37259, 391571, 560899, 1092277, 20753263]

約数ペア:

[(1, 20753263), (19, 1092277), (37, 560899), (53, 391571), (557, 37259), (703, 29521), (1007, 20609), (1961, 10583)]