18672734

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4561}}^1$

素因数の和:4675

約数の個数: 16

約数和(自身を含む): 29561760

約数和(自身を除く): 10889026

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 4561, 9122, 104903, 209806, 405929, 811858, 9336367, 18672734]

約数ペア:

[(1, 18672734), (2, 9336367), (23, 811858), (46, 405929), (89, 209806), (178, 104903), (2047, 9122), (4094, 4561)]