20109828

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 49757120

約数和(自身を除く): 29647292

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 193, 228, 386, 457, 579, 772, 914, 1158, 1371, 1828, 2316, 2742, 3667, 5484, 7334, 8683, 11001, 14668, 17366, 22002, 26049, 34732, 44004, 52098, 88201, 104196, 176402, 264603, 352804, 529206, 1058412, 1675819, 3351638, 5027457, 6703276, 10054914, 20109828]

約数ペア:

[(1, 20109828), (2, 10054914), (3, 6703276), (4, 5027457), (6, 3351638), (12, 1675819), (19, 1058412), (38, 529206), (57, 352804), (76, 264603), (114, 176402), (193, 104196), (228, 88201), (386, 52098), (457, 44004), (579, 34732), (772, 26049), (914, 22002), (1158, 17366), (1371, 14668), (1828, 11001), (2316, 8683), (2742, 7334), (3667, 5484)]