18080496558

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{120977}}^1$

素因数の和:121046

約数の個数: 72

約数和(自身を含む): 43142690448

約数和(自身を除く): 25062193890

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 361, 414, 437, 722, 874, 1083, 1311, 2166, 2622, 3249, 3933, 6498, 7866, 8303, 16606, 24909, 49818, 74727, 120977, 149454, 241954, 362931, 725862, 1088793, 2177586, 2298563, 2782471, 4597126, 5564942, 6895689, 8347413, 13791378, 16694826, 20687067, 25042239, 41374134, 43672697, 50084478, 52866949, 87345394, 105733898, 131018091, 158600847, 262036182, 317201694, 393054273, 475802541, 786108546, 951605082, 1004472031, 2008944062, 3013416093, 6026832186, 9040248279, 18080496558]

約数ペア:

[(1, 18080496558), (2, 9040248279), (3, 6026832186), (6, 3013416093), (9, 2008944062), (18, 1004472031), (19, 951605082), (23, 786108546), (38, 475802541), (46, 393054273), (57, 317201694), (69, 262036182), (114, 158600847), (138, 131018091), (171, 105733898), (207, 87345394), (342, 52866949), (361, 50084478), (414, 43672697), (437, 41374134), (722, 25042239), (874, 20687067), (1083, 16694826), (1311, 13791378), (2166, 8347413), (2622, 6895689), (3249, 5564942), (3933, 4597126), (6498, 2782471), (7866, 2298563), (8303, 2177586), (16606, 1088793), (24909, 725862), (49818, 362931), (74727, 241954), (120977, 149454)]