20054964985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{577}}^1\times {\mathrm{3877}}^1$

素因数の和:4633

約数の個数: 32

約数和(自身を含む): 26467443072

約数和(自身を除く): 6412478087

約数列:

[1, 5, 11, 55, 163, 577, 815, 1793, 2885, 3877, 6347, 8965, 19385, 31735, 42647, 94051, 213235, 470255, 631951, 1034561, 2237029, 3159755, 5172805, 6951461, 11185145, 24607319, 34757305, 123036595, 364635727, 1823178635, 4010992997, 20054964985]

約数ペア:

[(1, 20054964985), (5, 4010992997), (11, 1823178635), (55, 364635727), (163, 123036595), (577, 34757305), (815, 24607319), (1793, 11185145), (2885, 6951461), (3877, 5172805), (6347, 3159755), (8965, 2237029), (19385, 1034561), (31735, 631951), (42647, 470255), (94051, 213235)]