18123634

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{641}}^1$

素因数の和:921

約数の個数: 16

約数和(自身を含む): 27765216

約数和(自身を除く): 9641582

約数列:

[1, 2, 67, 134, 211, 422, 641, 1282, 14137, 28274, 42947, 85894, 135251, 270502, 9061817, 18123634]

約数ペア:

[(1, 18123634), (2, 9061817), (67, 270502), (134, 135251), (211, 85894), (422, 42947), (641, 28274), (1282, 14137)]