20291671010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{563501}}^1$

素因数の和:563798

約数の個数: 32

約数和(自身を含む): 39476696112

約数和(自身を除く): 19185025102

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1385, 2770, 3601, 7202, 18005, 36010, 563501, 1127002, 2817505, 5635010, 7325513, 14651026, 36627565, 73255130, 156089777, 312179554, 780448885, 1560897770, 2029167101, 4058334202, 10145835505, 20291671010]

約数ペア:

[(1, 20291671010), (2, 10145835505), (5, 4058334202), (10, 2029167101), (13, 1560897770), (26, 780448885), (65, 312179554), (130, 156089777), (277, 73255130), (554, 36627565), (1385, 14651026), (2770, 7325513), (3601, 5635010), (7202, 2817505), (18005, 1127002), (36010, 563501)]