19880025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{24097}}^1$

素因数の和:24121

約数の個数: 24

約数和(自身を含む): 35857824

約数和(自身を除く): 15977799

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 24097, 72291, 120485, 265067, 361455, 602425, 795201, 1325335, 1807275, 3976005, 6626675, 19880025]

約数ペア:

[(1, 19880025), (3, 6626675), (5, 3976005), (11, 1807275), (15, 1325335), (25, 795201), (33, 602425), (55, 361455), (75, 265067), (165, 120485), (275, 72291), (825, 24097)]