18871170085

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1\times {\mathrm{2141}}^1$

素因数の和:2613

約数の個数: 32

約数和(自身を含む): 23344578432

約数和(自身を除く): 4473408347

約数列:

[1, 5, 67, 83, 317, 335, 415, 1585, 2141, 5561, 10705, 21239, 26311, 27805, 106195, 131555, 143447, 177703, 678697, 717235, 888515, 1762837, 3393485, 8814185, 11906101, 45472699, 56331851, 59530505, 227363495, 281659255, 3774234017, 18871170085]

約数ペア:

[(1, 18871170085), (5, 3774234017), (67, 281659255), (83, 227363495), (317, 59530505), (335, 56331851), (415, 45472699), (1585, 11906101), (2141, 8814185), (5561, 3393485), (10705, 1762837), (21239, 888515), (26311, 717235), (27805, 678697), (106195, 177703), (131555, 143447)]