18796558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4337}}^1$

素因数の和:4547

約数の個数: 16

約数和(自身を含む): 30921264

約数和(自身を除く): 12124706

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 4337, 8674, 47707, 95414, 854389, 1708778, 9398279, 18796558]

約数ペア:

[(1, 18796558), (2, 9398279), (11, 1708778), (22, 854389), (197, 95414), (394, 47707), (2167, 8674), (4334, 4337)]