20177881893

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5147}}^1$

素因数の和:5265

約数の個数: 96

約数和(自身を含む): 34943965056

約数和(自身を除く): 14766083163

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 73, 81, 117, 153, 219, 221, 243, 351, 459, 657, 663, 949, 1053, 1241, 1377, 1971, 1989, 2847, 3159, 3723, 4131, 5147, 5913, 5967, 8541, 11169, 15441, 16133, 17739, 17901, 25623, 33507, 46323, 48399, 53703, 66911, 76869, 87499, 100521, 138969, 145197, 200733, 230607, 262497, 301563, 375731, 416907, 435591, 602199, 787491, 1127193, 1137487, 1250721, 1306773, 1806597, 2362473, 3381579, 3412461, 3920319, 4884503, 5419791, 6387427, 7087419, 10144737, 10237383, 14653509, 16259373, 19162281, 21262257, 30434211, 30712149, 43960527, 57486843, 83036551, 91302633, 92136447, 131881581, 172460529, 249109653, 276409341, 395644743, 517381587, 747328959, 1186934229, 1552144761, 2241986877, 6725960631, 20177881893]

約数ペア:

[(1, 20177881893), (3, 6725960631), (9, 2241986877), (13, 1552144761), (17, 1186934229), (27, 747328959), (39, 517381587), (51, 395644743), (73, 276409341), (81, 249109653), (117, 172460529), (153, 131881581), (219, 92136447), (221, 91302633), (243, 83036551), (351, 57486843), (459, 43960527), (657, 30712149), (663, 30434211), (949, 21262257), (1053, 19162281), (1241, 16259373), (1377, 14653509), (1971, 10237383), (1989, 10144737), (2847, 7087419), (3159, 6387427), (3723, 5419791), (4131, 4884503), (5147, 3920319), (5913, 3412461), (5967, 3381579), (8541, 2362473), (11169, 1806597), (15441, 1306773), (16133, 1250721), (17739, 1137487), (17901, 1127193), (25623, 787491), (33507, 602199), (46323, 435591), (48399, 416907), (53703, 375731), (66911, 301563), (76869, 262497), (87499, 230607), (100521, 200733), (138969, 145197)]