18380616560

素因数分解:

$2^4\times 5^1\times {\mathrm{18341}}^1\times {\mathrm{12527}}^1$

素因数の和:30881

約数の個数: 40

約数和(自身を含む): 42740675136

約数和(自身を除く): 24360058576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12527, 18341, 25054, 36682, 50108, 62635, 73364, 91705, 100216, 125270, 146728, 183410, 200432, 250540, 293456, 366820, 501080, 733640, 1002160, 1467280, 229757707, 459515414, 919030828, 1148788535, 1838061656, 2297577070, 3676123312, 4595154140, 9190308280, 18380616560]

約数ペア:

[(1, 18380616560), (2, 9190308280), (4, 4595154140), (5, 3676123312), (8, 2297577070), (10, 1838061656), (16, 1148788535), (20, 919030828), (40, 459515414), (80, 229757707), (12527, 1467280), (18341, 1002160), (25054, 733640), (36682, 501080), (50108, 366820), (62635, 293456), (73364, 250540), (91705, 200432), (100216, 183410), (125270, 146728)]