18862995

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 12183405

約数列:

[1, 3, 5, 15, 83, 109, 139, 249, 327, 415, 417, 545, 695, 1245, 1635, 2085, 9047, 11537, 15151, 27141, 34611, 45235, 45453, 57685, 75755, 135705, 173055, 227265, 1257533, 3772599, 6287665, 18862995]

約数ペア:

[(1, 18862995), (3, 6287665), (5, 3772599), (15, 1257533), (83, 227265), (109, 173055), (139, 135705), (249, 75755), (327, 57685), (415, 45453), (417, 45235), (545, 34611), (695, 27141), (1245, 15151), (1635, 11537), (2085, 9047)]