20327376

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:916

約数の個数: 80

約数和(自身を含む): 57585600

約数和(自身を除く): 37258224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 34, 48, 51, 58, 68, 87, 102, 116, 136, 174, 204, 232, 272, 348, 408, 464, 493, 696, 816, 859, 986, 1392, 1479, 1718, 1972, 2577, 2958, 3436, 3944, 5154, 5916, 6872, 7888, 10308, 11832, 13744, 14603, 20616, 23664, 24911, 29206, 41232, 43809, 49822, 58412, 74733, 87618, 99644, 116824, 149466, 175236, 199288, 233648, 298932, 350472, 398576, 423487, 597864, 700944, 846974, 1195728, 1270461, 1693948, 2540922, 3387896, 5081844, 6775792, 10163688, 20327376]

約数ペア:

[(1, 20327376), (2, 10163688), (3, 6775792), (4, 5081844), (6, 3387896), (8, 2540922), (12, 1693948), (16, 1270461), (17, 1195728), (24, 846974), (29, 700944), (34, 597864), (48, 423487), (51, 398576), (58, 350472), (68, 298932), (87, 233648), (102, 199288), (116, 175236), (136, 149466), (174, 116824), (204, 99644), (232, 87618), (272, 74733), (348, 58412), (408, 49822), (464, 43809), (493, 41232), (696, 29206), (816, 24911), (859, 23664), (986, 20616), (1392, 14603), (1479, 13744), (1718, 11832), (1972, 10308), (2577, 7888), (2958, 6872), (3436, 5916), (3944, 5154)]