19005272

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 43092000

約数和(自身を除く): 24086728

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 37, 44, 52, 74, 88, 104, 143, 148, 286, 296, 407, 449, 481, 572, 814, 898, 962, 1144, 1628, 1796, 1924, 3256, 3592, 3848, 4939, 5291, 5837, 9878, 10582, 11674, 16613, 19756, 21164, 23348, 33226, 39512, 42328, 46696, 64207, 66452, 128414, 132904, 182743, 215969, 256828, 365486, 431938, 513656, 730972, 863876, 1461944, 1727752, 2375659, 4751318, 9502636, 19005272]

約数ペア:

[(1, 19005272), (2, 9502636), (4, 4751318), (8, 2375659), (11, 1727752), (13, 1461944), (22, 863876), (26, 730972), (37, 513656), (44, 431938), (52, 365486), (74, 256828), (88, 215969), (104, 182743), (143, 132904), (148, 128414), (286, 66452), (296, 64207), (407, 46696), (449, 42328), (481, 39512), (572, 33226), (814, 23348), (898, 21164), (962, 19756), (1144, 16613), (1628, 11674), (1796, 10582), (1924, 9878), (3256, 5837), (3592, 5291), (3848, 4939)]