20646956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1471}}^1$

素因数の和:1526

約数の個数: 36

約数和(自身を含む): 41112960

約数和(自身を除く): 20466004

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 121, 242, 319, 484, 638, 1276, 1471, 2942, 3509, 5884, 7018, 14036, 16181, 32362, 42659, 64724, 85318, 170636, 177991, 355982, 469249, 711964, 938498, 1876996, 5161739, 10323478, 20646956]

約数ペア:

[(1, 20646956), (2, 10323478), (4, 5161739), (11, 1876996), (22, 938498), (29, 711964), (44, 469249), (58, 355982), (116, 177991), (121, 170636), (242, 85318), (319, 64724), (484, 42659), (638, 32362), (1276, 16181), (1471, 14036), (2942, 7018), (3509, 5884)]