19987929312

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{32887}}^1$

素因数の和:33400

約数の個数: 96

約数和(自身を含む): 56622085632

約数和(自身を除く): 36634156320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 487, 624, 974, 1248, 1461, 1948, 2922, 3896, 5844, 6331, 7792, 11688, 12662, 15584, 18993, 23376, 25324, 32887, 37986, 46752, 50648, 65774, 75972, 98661, 101296, 131548, 151944, 197322, 202592, 263096, 303888, 394644, 427531, 526192, 607776, 789288, 855062, 1052384, 1282593, 1578576, 1710124, 2565186, 3157152, 3420248, 5130372, 6840496, 10260744, 13680992, 16015969, 20521488, 32031938, 41042976, 48047907, 64063876, 96095814, 128127752, 192191628, 208207597, 256255504, 384383256, 416415194, 512511008, 624622791, 768766512, 832830388, 1249245582, 1537533024, 1665660776, 2498491164, 3331321552, 4996982328, 6662643104, 9993964656, 19987929312]

約数ペア:

[(1, 19987929312), (2, 9993964656), (3, 6662643104), (4, 4996982328), (6, 3331321552), (8, 2498491164), (12, 1665660776), (13, 1537533024), (16, 1249245582), (24, 832830388), (26, 768766512), (32, 624622791), (39, 512511008), (48, 416415194), (52, 384383256), (78, 256255504), (96, 208207597), (104, 192191628), (156, 128127752), (208, 96095814), (312, 64063876), (416, 48047907), (487, 41042976), (624, 32031938), (974, 20521488), (1248, 16015969), (1461, 13680992), (1948, 10260744), (2922, 6840496), (3896, 5130372), (5844, 3420248), (6331, 3157152), (7792, 2565186), (11688, 1710124), (12662, 1578576), (15584, 1282593), (18993, 1052384), (23376, 855062), (25324, 789288), (32887, 607776), (37986, 526192), (46752, 427531), (50648, 394644), (65774, 303888), (75972, 263096), (98661, 202592), (101296, 197322), (131548, 151944)]