19731255

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 12782793

約数列:

[1, 3, 5, 15, 71, 97, 191, 213, 291, 355, 485, 573, 955, 1065, 1455, 2865, 6887, 13561, 18527, 20661, 34435, 40683, 55581, 67805, 92635, 103305, 203415, 277905, 1315417, 3946251, 6577085, 19731255]

約数ペア:

[(1, 19731255), (3, 6577085), (5, 3946251), (15, 1315417), (71, 277905), (97, 203415), (191, 103305), (213, 92635), (291, 67805), (355, 55581), (485, 40683), (573, 34435), (955, 20661), (1065, 18527), (1455, 13561), (2865, 6887)]