20273664

素因数分解:

$2^9\times 3^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 80

約数和(自身を含む): 55094688

約数和(自身を除く): 34821024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 128, 134, 192, 197, 201, 256, 268, 384, 394, 402, 512, 536, 591, 768, 788, 804, 1072, 1182, 1536, 1576, 1608, 2144, 2364, 3152, 3216, 4288, 4728, 6304, 6432, 8576, 9456, 12608, 12864, 13199, 17152, 18912, 25216, 25728, 26398, 34304, 37824, 39597, 50432, 51456, 52796, 75648, 79194, 100864, 102912, 105592, 151296, 158388, 211184, 302592, 316776, 422368, 633552, 844736, 1267104, 1689472, 2534208, 3378944, 5068416, 6757888, 10136832, 20273664]

約数ペア:

[(1, 20273664), (2, 10136832), (3, 6757888), (4, 5068416), (6, 3378944), (8, 2534208), (12, 1689472), (16, 1267104), (24, 844736), (32, 633552), (48, 422368), (64, 316776), (67, 302592), (96, 211184), (128, 158388), (134, 151296), (192, 105592), (197, 102912), (201, 100864), (256, 79194), (268, 75648), (384, 52796), (394, 51456), (402, 50432), (512, 39597), (536, 37824), (591, 34304), (768, 26398), (788, 25728), (804, 25216), (1072, 18912), (1182, 17152), (1536, 13199), (1576, 12864), (1608, 12608), (2144, 9456), (2364, 8576), (3152, 6432), (3216, 6304), (4288, 4728)]