20546372

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3511}}^1$

素因数の和:3552

約数の個数: 48

約数和(自身を含む): 47201280

約数和(自身を除く): 26654908

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 3511, 5852, 7022, 14044, 24577, 38621, 49154, 66709, 77242, 98308, 133418, 154484, 266836, 270347, 466963, 540694, 733799, 933926, 1081388, 1467598, 1867852, 2935196, 5136593, 10273186, 20546372]

約数ペア:

[(1, 20546372), (2, 10273186), (4, 5136593), (7, 2935196), (11, 1867852), (14, 1467598), (19, 1081388), (22, 933926), (28, 733799), (38, 540694), (44, 466963), (76, 270347), (77, 266836), (133, 154484), (154, 133418), (209, 98308), (266, 77242), (308, 66709), (418, 49154), (532, 38621), (836, 24577), (1463, 14044), (2926, 7022), (3511, 5852)]