20153990145

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{66889}}^1$

素因数の和:67329

約数の個数: 32

約数和(自身を含む): 32941987200

約数和(自身を除く): 12787997055

約数列:

[1, 3, 5, 15, 53, 159, 265, 379, 795, 1137, 1895, 5685, 20087, 60261, 66889, 100435, 200667, 301305, 334445, 1003335, 3545117, 10635351, 17725585, 25350931, 53176755, 76052793, 126754655, 380263965, 1343599343, 4030798029, 6717996715, 20153990145]

約数ペア:

[(1, 20153990145), (3, 6717996715), (5, 4030798029), (15, 1343599343), (53, 380263965), (159, 126754655), (265, 76052793), (379, 53176755), (795, 25350931), (1137, 17725585), (1895, 10635351), (5685, 3545117), (20087, 1003335), (60261, 334445), (66889, 301305), (100435, 200667)]