20176896208

素因数分解:

$2^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{521}}^1\times {\mathrm{1051}}^1$

素因数の和:1641

約数の個数: 120

約数和(自身を含む): 46576197504

約数和(自身を除く): 26399301296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 188, 196, 329, 376, 392, 521, 658, 752, 784, 1042, 1051, 1316, 2084, 2102, 2303, 2632, 3647, 4168, 4204, 4606, 5264, 7294, 7357, 8336, 8408, 9212, 14588, 14714, 16816, 18424, 24487, 25529, 29176, 29428, 36848, 48974, 49397, 51058, 51499, 58352, 58856, 97948, 98794, 102116, 102998, 117712, 171409, 195896, 197588, 204232, 205996, 342818, 345779, 391792, 395176, 408464, 411992, 547571, 685636, 691558, 790352, 823984, 1095142, 1199863, 1371272, 1383116, 2190284, 2399726, 2420453, 2742544, 2766232, 3832997, 4380568, 4799452, 4840906, 5532464, 7665994, 8761136, 9598904, 9681812, 15331988, 19197808, 19363624, 25735837, 26830979, 30663976, 38727248, 51471674, 53661958, 61327952, 102943348, 107323916, 180150859, 205886696, 214647832, 360301718, 411773392, 429295664, 720603436, 1261056013, 1441206872, 2522112026, 2882413744, 5044224052, 10088448104, 20176896208]

約数ペア:

[(1, 20176896208), (2, 10088448104), (4, 5044224052), (7, 2882413744), (8, 2522112026), (14, 1441206872), (16, 1261056013), (28, 720603436), (47, 429295664), (49, 411773392), (56, 360301718), (94, 214647832), (98, 205886696), (112, 180150859), (188, 107323916), (196, 102943348), (329, 61327952), (376, 53661958), (392, 51471674), (521, 38727248), (658, 30663976), (752, 26830979), (784, 25735837), (1042, 19363624), (1051, 19197808), (1316, 15331988), (2084, 9681812), (2102, 9598904), (2303, 8761136), (2632, 7665994), (3647, 5532464), (4168, 4840906), (4204, 4799452), (4606, 4380568), (5264, 3832997), (7294, 2766232), (7357, 2742544), (8336, 2420453), (8408, 2399726), (9212, 2190284), (14588, 1383116), (14714, 1371272), (16816, 1199863), (18424, 1095142), (24487, 823984), (25529, 790352), (29176, 691558), (29428, 685636), (36848, 547571), (48974, 411992), (49397, 408464), (51058, 395176), (51499, 391792), (58352, 345779), (58856, 342818), (97948, 205996), (98794, 204232), (102116, 197588), (102998, 195896), (117712, 171409)]