19501465

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{733}}^1$

素因数の和:1068

約数の個数: 16

約数和(自身を含む): 24891408

約数和(自身を除く): 5389943

約数列:

[1, 5, 17, 85, 313, 733, 1565, 3665, 5321, 12461, 26605, 62305, 229429, 1147145, 3900293, 19501465]

約数ペア:

[(1, 19501465), (5, 3900293), (17, 1147145), (85, 229429), (313, 62305), (733, 26605), (1565, 12461), (3665, 5321)]