20195888

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17291}}^1$

素因数の和:17372

約数の個数: 20

約数和(自身を含む): 39667848

約数和(自身を除く): 19471960

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17291, 34582, 69164, 138328, 276656, 1262243, 2524486, 5048972, 10097944, 20195888]

約数ペア:

[(1, 20195888), (2, 10097944), (4, 5048972), (8, 2524486), (16, 1262243), (73, 276656), (146, 138328), (292, 69164), (584, 34582), (1168, 17291)]