20120776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193469}}^1$

素因数の和:193488

約数の個数: 16

約数和(自身を含む): 40628700

約数和(自身を除く): 20507924

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193469, 386938, 773876, 1547752, 2515097, 5030194, 10060388, 20120776]

約数ペア:

[(1, 20120776), (2, 10060388), (4, 5030194), (8, 2515097), (13, 1547752), (26, 773876), (52, 386938), (104, 193469)]