2019908921

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 2222857728

約数和(自身を除く): 202948807

約数列:

[1, 23, 37, 61, 167, 233, 851, 1403, 2257, 3841, 5359, 6179, 8621, 10187, 14213, 38911, 51911, 142117, 198283, 234301, 326899, 376919, 525881, 894953, 1439707, 2373571, 8669137, 12095263, 33113261, 54592133, 87822127, 2019908921]

約数ペア:

[(1, 2019908921), (23, 87822127), (37, 54592133), (61, 33113261), (167, 12095263), (233, 8669137), (851, 2373571), (1403, 1439707), (2257, 894953), (3841, 525881), (5359, 376919), (6179, 326899), (8621, 234301), (10187, 198283), (14213, 142117), (38911, 51911)]