19912320768

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{13711}}^1$

素因数の和:13822

約数の個数: 144

約数和(自身を含む): 55606218752

約数和(自身を除く): 35693897984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 61, 62, 64, 93, 96, 122, 124, 128, 183, 186, 192, 244, 248, 256, 366, 372, 384, 488, 496, 732, 744, 768, 976, 992, 1464, 1488, 1891, 1952, 1984, 2928, 2976, 3782, 3904, 3968, 5673, 5856, 5952, 7564, 7808, 7936, 11346, 11712, 11904, 13711, 15128, 15616, 22692, 23424, 23808, 27422, 30256, 41133, 45384, 46848, 54844, 60512, 82266, 90768, 109688, 121024, 164532, 181536, 219376, 242048, 329064, 363072, 425041, 438752, 484096, 658128, 726144, 836371, 850082, 877504, 1275123, 1316256, 1452288, 1672742, 1700164, 1755008, 2509113, 2550246, 2632512, 3345484, 3400328, 3510016, 5018226, 5100492, 5265024, 6690968, 6800656, 10036452, 10200984, 10530048, 13381936, 13601312, 20072904, 20401968, 25927501, 26763872, 27202624, 40145808, 40803936, 51855002, 53527744, 54405248, 77782503, 80291616, 81607872, 103710004, 107055488, 108810496, 155565006, 160583232, 163215744, 207420008, 214110976, 311130012, 321166464, 326431488, 414840016, 622260024, 642332928, 829680032, 1244520048, 1659360064, 2489040096, 3318720128, 4978080192, 6637440256, 9956160384, 19912320768]

約数ペア:

[(1, 19912320768), (2, 9956160384), (3, 6637440256), (4, 4978080192), (6, 3318720128), (8, 2489040096), (12, 1659360064), (16, 1244520048), (24, 829680032), (31, 642332928), (32, 622260024), (48, 414840016), (61, 326431488), (62, 321166464), (64, 311130012), (93, 214110976), (96, 207420008), (122, 163215744), (124, 160583232), (128, 155565006), (183, 108810496), (186, 107055488), (192, 103710004), (244, 81607872), (248, 80291616), (256, 77782503), (366, 54405248), (372, 53527744), (384, 51855002), (488, 40803936), (496, 40145808), (732, 27202624), (744, 26763872), (768, 25927501), (976, 20401968), (992, 20072904), (1464, 13601312), (1488, 13381936), (1891, 10530048), (1952, 10200984), (1984, 10036452), (2928, 6800656), (2976, 6690968), (3782, 5265024), (3904, 5100492), (3968, 5018226), (5673, 3510016), (5856, 3400328), (5952, 3345484), (7564, 2632512), (7808, 2550246), (7936, 2509113), (11346, 1755008), (11712, 1700164), (11904, 1672742), (13711, 1452288), (15128, 1316256), (15616, 1275123), (22692, 877504), (23424, 850082), (23808, 836371), (27422, 726144), (30256, 658128), (41133, 484096), (45384, 438752), (46848, 425041), (54844, 363072), (60512, 329064), (82266, 242048), (90768, 219376), (109688, 181536), (121024, 164532)]