20215943

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 23379840

約数和(自身を除く): 3163897

約数列:

[1, 11, 19, 197, 209, 491, 2167, 3743, 5401, 9329, 41173, 96727, 102619, 1063997, 1837813, 20215943]

約数ペア:

[(1, 20215943), (11, 1837813), (19, 1063997), (197, 102619), (209, 96727), (491, 41173), (2167, 9329), (3743, 5401)]