20178254884

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1\times {\mathrm{2503}}^1$

素因数の和:3004

約数の個数: 48

約数和(自身を含む): 36457118208

約数和(自身を除く): 16278863324

約数列:

[1, 2, 4, 47, 94, 137, 188, 274, 313, 548, 626, 1252, 2503, 5006, 6439, 10012, 12878, 14711, 25756, 29422, 42881, 58844, 85762, 117641, 171524, 235282, 342911, 470564, 685822, 783439, 1371644, 1566878, 2015407, 3133756, 4030814, 8061628, 16116817, 32233634, 36821633, 64467268, 73643266, 107331143, 147286532, 214662286, 429324572, 5044563721, 10089127442, 20178254884]

約数ペア:

[(1, 20178254884), (2, 10089127442), (4, 5044563721), (47, 429324572), (94, 214662286), (137, 147286532), (188, 107331143), (274, 73643266), (313, 64467268), (548, 36821633), (626, 32233634), (1252, 16116817), (2503, 8061628), (5006, 4030814), (6439, 3133756), (10012, 2015407), (12878, 1566878), (14711, 1371644), (25756, 783439), (29422, 685822), (42881, 470564), (58844, 342911), (85762, 235282), (117641, 171524)]