19355736

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 50561280

約数和(自身を除く): 31205544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 71, 74, 111, 142, 148, 213, 222, 284, 296, 307, 426, 444, 568, 614, 852, 888, 921, 1228, 1704, 1842, 2456, 2627, 3684, 5254, 7368, 7881, 10508, 11359, 15762, 21016, 21797, 22718, 31524, 34077, 43594, 45436, 63048, 65391, 68154, 87188, 90872, 130782, 136308, 174376, 261564, 272616, 523128, 806489, 1612978, 2419467, 3225956, 4838934, 6451912, 9677868, 19355736]

約数ペア:

[(1, 19355736), (2, 9677868), (3, 6451912), (4, 4838934), (6, 3225956), (8, 2419467), (12, 1612978), (24, 806489), (37, 523128), (71, 272616), (74, 261564), (111, 174376), (142, 136308), (148, 130782), (213, 90872), (222, 87188), (284, 68154), (296, 65391), (307, 63048), (426, 45436), (444, 43594), (568, 34077), (614, 31524), (852, 22718), (888, 21797), (921, 21016), (1228, 15762), (1704, 11359), (1842, 10508), (2456, 7881), (2627, 7368), (3684, 5254)]