19895424

素因数分解:

$2^7\times 3^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 53317440

約数和(自身を除く): 33422016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 197, 263, 384, 394, 526, 591, 788, 789, 1052, 1182, 1576, 1578, 2104, 2364, 3152, 3156, 4208, 4728, 6304, 6312, 8416, 9456, 12608, 12624, 16832, 18912, 25216, 25248, 33664, 37824, 50496, 51811, 75648, 100992, 103622, 155433, 207244, 310866, 414488, 621732, 828976, 1243464, 1657952, 2486928, 3315904, 4973856, 6631808, 9947712, 19895424]

約数ペア:

[(1, 19895424), (2, 9947712), (3, 6631808), (4, 4973856), (6, 3315904), (8, 2486928), (12, 1657952), (16, 1243464), (24, 828976), (32, 621732), (48, 414488), (64, 310866), (96, 207244), (128, 155433), (192, 103622), (197, 100992), (263, 75648), (384, 51811), (394, 50496), (526, 37824), (591, 33664), (788, 25248), (789, 25216), (1052, 18912), (1182, 16832), (1576, 12624), (1578, 12608), (2104, 9456), (2364, 8416), (3152, 6312), (3156, 6304), (4208, 4728)]