20187435

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 33488640

約数和(自身を除く): 13301205

約数列:

[1, 3, 5, 15, 53, 67, 159, 201, 265, 335, 379, 795, 1005, 1137, 1895, 3551, 5685, 10653, 17755, 20087, 25393, 53265, 60261, 76179, 100435, 126965, 301305, 380895, 1345829, 4037487, 6729145, 20187435]

約数ペア:

[(1, 20187435), (3, 6729145), (5, 4037487), (15, 1345829), (53, 380895), (67, 301305), (159, 126965), (201, 100435), (265, 76179), (335, 60261), (379, 53265), (795, 25393), (1005, 20087), (1137, 17755), (1895, 10653), (3551, 5685)]