20387130379

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{101873}}^1$

素因数の和:102027

約数の個数: 32

約数和(自身を含む): 26757817344

約数和(自身を除く): 6370686965

約数列:

[1, 7, 11, 23, 77, 113, 161, 253, 791, 1243, 1771, 2599, 8701, 18193, 28589, 101873, 200123, 713111, 1120603, 2343079, 7844221, 11511649, 16401553, 25773869, 80581543, 126628139, 180417083, 264767927, 886396973, 1853375489, 2912447197, 20387130379]

約数ペア:

[(1, 20387130379), (7, 2912447197), (11, 1853375489), (23, 886396973), (77, 264767927), (113, 180417083), (161, 126628139), (253, 80581543), (791, 25773869), (1243, 16401553), (1771, 11511649), (2599, 7844221), (8701, 2343079), (18193, 1120603), (28589, 713111), (101873, 200123)]