18428685

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 32666112

約数和(自身を除く): 14237427

約数列:

[1, 3, 5, 11, 15, 33, 55, 67, 165, 201, 335, 737, 1005, 1667, 2211, 3685, 5001, 8335, 11055, 18337, 25005, 55011, 91685, 111689, 275055, 335067, 558445, 1228579, 1675335, 3685737, 6142895, 18428685]

約数ペア:

[(1, 18428685), (3, 6142895), (5, 3685737), (11, 1675335), (15, 1228579), (33, 558445), (55, 335067), (67, 275055), (165, 111689), (201, 91685), (335, 55011), (737, 25005), (1005, 18337), (1667, 11055), (2211, 8335), (3685, 5001)]