20100195

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23509}}^1$

素因数の和:23539

約数の個数: 24

約数和(自身を含む): 36675600

約数和(自身を除く): 16575405

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 23509, 70527, 117545, 211581, 352635, 446671, 1057905, 1340013, 2233355, 4020039, 6700065, 20100195]

約数ペア:

[(1, 20100195), (3, 6700065), (5, 4020039), (9, 2233355), (15, 1340013), (19, 1057905), (45, 446671), (57, 352635), (95, 211581), (171, 117545), (285, 70527), (855, 23509)]