20809625778

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{4349}}^1$

素因数の和:5216

約数の個数: 96

約数和(自身を含む): 50324976000

約数和(自身を除く): 29515350222

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 823, 969, 1646, 1938, 2469, 2907, 4349, 4938, 5814, 7407, 8698, 13047, 13991, 14814, 15637, 26094, 27982, 31274, 39141, 41973, 46911, 73933, 78282, 82631, 83946, 93822, 125919, 140733, 147866, 165262, 221799, 247893, 251838, 265829, 281466, 443598, 495786, 531658, 665397, 743679, 797487, 1330794, 1404727, 1487358, 1594974, 2392461, 2809454, 3579227, 4214181, 4784922, 7158454, 8428362, 10737681, 12642543, 21475362, 25285086, 32213043, 60846859, 64426086, 68005313, 121693718, 136010626, 182540577, 204015939, 365081154, 408031878, 547621731, 612047817, 1095243462, 1156090321, 1224095634, 2312180642, 3468270963, 6936541926, 10404812889, 20809625778]

約数ペア:

[(1, 20809625778), (2, 10404812889), (3, 6936541926), (6, 3468270963), (9, 2312180642), (17, 1224095634), (18, 1156090321), (19, 1095243462), (34, 612047817), (38, 547621731), (51, 408031878), (57, 365081154), (102, 204015939), (114, 182540577), (153, 136010626), (171, 121693718), (306, 68005313), (323, 64426086), (342, 60846859), (646, 32213043), (823, 25285086), (969, 21475362), (1646, 12642543), (1938, 10737681), (2469, 8428362), (2907, 7158454), (4349, 4784922), (4938, 4214181), (5814, 3579227), (7407, 2809454), (8698, 2392461), (13047, 1594974), (13991, 1487358), (14814, 1404727), (15637, 1330794), (26094, 797487), (27982, 743679), (31274, 665397), (39141, 531658), (41973, 495786), (46911, 443598), (73933, 281466), (78282, 265829), (82631, 251838), (83946, 247893), (93822, 221799), (125919, 165262), (140733, 147866)]