20195005941

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{1237}}^1$

素因数の和:1584

約数の個数: 80

約数和(自身を含む): 33521197248

約数和(自身を除く): 13326191307

約数列:

[1, 3, 9, 11, 27, 33, 73, 81, 99, 219, 251, 297, 657, 753, 803, 891, 1237, 1971, 2259, 2409, 2761, 3711, 5913, 6777, 7227, 8283, 11133, 13607, 18323, 20331, 21681, 24849, 33399, 40821, 54969, 65043, 74547, 90301, 100197, 122463, 164907, 201553, 223641, 270903, 310487, 367389, 494721, 604659, 812709, 931461, 993311, 1102167, 1484163, 1813977, 2438127, 2794383, 2979933, 3415357, 5441931, 7314381, 8383149, 8939799, 10246071, 16325793, 22665551, 25149447, 26819397, 30738213, 67996653, 80458191, 92214639, 203989959, 249321061, 276643917, 611969877, 747963183, 1835909631, 2243889549, 6731668647, 20195005941]

約数ペア:

[(1, 20195005941), (3, 6731668647), (9, 2243889549), (11, 1835909631), (27, 747963183), (33, 611969877), (73, 276643917), (81, 249321061), (99, 203989959), (219, 92214639), (251, 80458191), (297, 67996653), (657, 30738213), (753, 26819397), (803, 25149447), (891, 22665551), (1237, 16325793), (1971, 10246071), (2259, 8939799), (2409, 8383149), (2761, 7314381), (3711, 5441931), (5913, 3415357), (6777, 2979933), (7227, 2794383), (8283, 2438127), (11133, 1813977), (13607, 1484163), (18323, 1102167), (20331, 993311), (21681, 931461), (24849, 812709), (33399, 604659), (40821, 494721), (54969, 367389), (65043, 310487), (74547, 270903), (90301, 223641), (100197, 201553), (122463, 164907)]