20469944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{509}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 42044400

約数和(自身を除く): 21574456

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 457, 509, 914, 1018, 1828, 2036, 3656, 4072, 5027, 5599, 10054, 11198, 20108, 22396, 40216, 44792, 232613, 465226, 930452, 1860904, 2558743, 5117486, 10234972, 20469944]

約数ペア:

[(1, 20469944), (2, 10234972), (4, 5117486), (8, 2558743), (11, 1860904), (22, 930452), (44, 465226), (88, 232613), (457, 44792), (509, 40216), (914, 22396), (1018, 20108), (1828, 11198), (2036, 10054), (3656, 5599), (4072, 5027)]