20317244

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{587}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 37784880

約数和(自身を除く): 17467636

約数列:

[1, 2, 4, 17, 34, 68, 509, 587, 1018, 1174, 2036, 2348, 8653, 9979, 17306, 19958, 34612, 39916, 298783, 597566, 1195132, 5079311, 10158622, 20317244]

約数ペア:

[(1, 20317244), (2, 10158622), (4, 5079311), (17, 1195132), (34, 597566), (68, 298783), (509, 39916), (587, 34612), (1018, 19958), (1174, 17306), (2036, 9979), (2348, 8653)]