18064535

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 24192000

約数和(自身を除く): 6127465

約数列:

[1, 5, 19, 29, 79, 83, 95, 145, 395, 415, 551, 1501, 1577, 2291, 2407, 2755, 6557, 7505, 7885, 11455, 12035, 32785, 43529, 45733, 124583, 190153, 217645, 228665, 622915, 950765, 3612907, 18064535]

約数ペア:

[(1, 18064535), (5, 3612907), (19, 950765), (29, 622915), (79, 228665), (83, 217645), (95, 190153), (145, 124583), (395, 45733), (415, 43529), (551, 32785), (1501, 12035), (1577, 11455), (2291, 7885), (2407, 7505), (2755, 6557)]