20052912089

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{11489}}^1$

素因数の和:11849

約数の個数: 32

約数和(自身を含む): 24646325760

約数和(自身を除く): 4593413671

約数列:

[1, 7, 23, 37, 161, 259, 293, 851, 2051, 5957, 6739, 10841, 11489, 47173, 75887, 80423, 249343, 264247, 425093, 1745401, 1849729, 2975651, 3366277, 9777139, 23563939, 68439973, 77424371, 124552249, 541970597, 871865743, 2864701727, 20052912089]

約数ペア:

[(1, 20052912089), (7, 2864701727), (23, 871865743), (37, 541970597), (161, 124552249), (259, 77424371), (293, 68439973), (851, 23563939), (2051, 9777139), (5957, 3366277), (6739, 2975651), (10841, 1849729), (11489, 1745401), (47173, 425093), (75887, 264247), (80423, 249343)]