19658580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3181}}^1$

素因数の和:3296

約数の個数: 48

約数和(自身を含む): 55595904

約数和(自身を除く): 35937324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 3181, 6180, 6362, 9543, 12724, 15905, 19086, 31810, 38172, 47715, 63620, 95430, 190860, 327643, 655286, 982929, 1310572, 1638215, 1965858, 3276430, 3931716, 4914645, 6552860, 9829290, 19658580]

約数ペア:

[(1, 19658580), (2, 9829290), (3, 6552860), (4, 4914645), (5, 3931716), (6, 3276430), (10, 1965858), (12, 1638215), (15, 1310572), (20, 982929), (30, 655286), (60, 327643), (103, 190860), (206, 95430), (309, 63620), (412, 47715), (515, 38172), (618, 31810), (1030, 19086), (1236, 15905), (1545, 12724), (2060, 9543), (3090, 6362), (3181, 6180)]