18888945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 32071680

約数和(自身を除く): 13182735

約数列:

[1, 3, 5, 15, 19, 57, 95, 191, 285, 347, 573, 955, 1041, 1735, 2865, 3629, 5205, 6593, 10887, 18145, 19779, 32965, 54435, 66277, 98895, 198831, 331385, 994155, 1259263, 3777789, 6296315, 18888945]

約数ペア:

[(1, 18888945), (3, 6296315), (5, 3777789), (15, 1259263), (19, 994155), (57, 331385), (95, 198831), (191, 98895), (285, 66277), (347, 54435), (573, 32965), (955, 19779), (1041, 18145), (1735, 10887), (2865, 6593), (3629, 5205)]