19969956

素因数分解:

$2^2\times 3^3\times {\mathrm{179}}^1\times {\mathrm{1033}}^1$

素因数の和:1225

約数の個数: 48

約数和(自身を含む): 52113600

約数和(自身を除く): 32143644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 179, 358, 537, 716, 1033, 1074, 1611, 2066, 2148, 3099, 3222, 4132, 4833, 6198, 6444, 9297, 9666, 12396, 18594, 19332, 27891, 37188, 55782, 111564, 184907, 369814, 554721, 739628, 1109442, 1664163, 2218884, 3328326, 4992489, 6656652, 9984978, 19969956]

約数ペア:

[(1, 19969956), (2, 9984978), (3, 6656652), (4, 4992489), (6, 3328326), (9, 2218884), (12, 1664163), (18, 1109442), (27, 739628), (36, 554721), (54, 369814), (108, 184907), (179, 111564), (358, 55782), (537, 37188), (716, 27891), (1033, 19332), (1074, 18594), (1611, 12396), (2066, 9666), (2148, 9297), (3099, 6444), (3222, 6198), (4132, 4833)]