18935972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{709}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 36261120

約数和(自身を除く): 17325148

約数列:

[1, 2, 4, 11, 22, 44, 607, 709, 1214, 1418, 2428, 2836, 6677, 7799, 13354, 15598, 26708, 31196, 430363, 860726, 1721452, 4733993, 9467986, 18935972]

約数ペア:

[(1, 18935972), (2, 9467986), (4, 4733993), (11, 1721452), (22, 860726), (44, 430363), (607, 31196), (709, 26708), (1214, 15598), (1418, 13354), (2428, 7799), (2836, 6677)]