18857786

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{1523}}^1$

素因数の和:1717

約数の個数: 16

約数和(自身を含む): 29187648

約数和(自身を除く): 10329862

約数列:

[1, 2, 41, 82, 151, 302, 1523, 3046, 6191, 12382, 62443, 124886, 229973, 459946, 9428893, 18857786]

約数ペア:

[(1, 18857786), (2, 9428893), (41, 459946), (82, 229973), (151, 124886), (302, 62443), (1523, 12382), (3046, 6191)]