20193065172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{983}}^1\times {\mathrm{81517}}^1$

素因数の和:82517

約数の個数: 72

約数和(自身を含む): 58395582336

約数和(自身を除く): 38202517164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 983, 1966, 2949, 3932, 5898, 6881, 8847, 11796, 13762, 17694, 20643, 27524, 35388, 41286, 61929, 81517, 82572, 123858, 163034, 244551, 247716, 326068, 489102, 570619, 733653, 978204, 1141238, 1467306, 1711857, 2282476, 2934612, 3423714, 5135571, 6847428, 10271142, 20542284, 80131211, 160262422, 240393633, 320524844, 480787266, 560918477, 721180899, 961574532, 1121836954, 1442361798, 1682755431, 2243673908, 2884723596, 3365510862, 5048266293, 6731021724, 10096532586, 20193065172]

約数ペア:

[(1, 20193065172), (2, 10096532586), (3, 6731021724), (4, 5048266293), (6, 3365510862), (7, 2884723596), (9, 2243673908), (12, 1682755431), (14, 1442361798), (18, 1121836954), (21, 961574532), (28, 721180899), (36, 560918477), (42, 480787266), (63, 320524844), (84, 240393633), (126, 160262422), (252, 80131211), (983, 20542284), (1966, 10271142), (2949, 6847428), (3932, 5135571), (5898, 3423714), (6881, 2934612), (8847, 2282476), (11796, 1711857), (13762, 1467306), (17694, 1141238), (20643, 978204), (27524, 733653), (35388, 570619), (41286, 489102), (61929, 326068), (81517, 247716), (82572, 244551), (123858, 163034)]