19456528

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 49871808

約数和(自身を除く): 30415280

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 49, 52, 56, 83, 91, 92, 98, 104, 112, 161, 166, 182, 184, 196, 208, 299, 322, 332, 364, 368, 392, 581, 598, 637, 644, 664, 728, 784, 1079, 1127, 1162, 1196, 1274, 1288, 1328, 1456, 1909, 2093, 2158, 2254, 2324, 2392, 2548, 2576, 3818, 4067, 4186, 4316, 4508, 4648, 4784, 5096, 7553, 7636, 8134, 8372, 8632, 9016, 9296, 10192, 13363, 14651, 15106, 15272, 16268, 16744, 17264, 18032, 24817, 26726, 29302, 30212, 30544, 32536, 33488, 49634, 52871, 53452, 58604, 60424, 65072, 93541, 99268, 105742, 106904, 117208, 120848, 173719, 187082, 198536, 211484, 213808, 234416, 347438, 374164, 397072, 422968, 694876, 748328, 845936, 1216033, 1389752, 1496656, 2432066, 2779504, 4864132, 9728264, 19456528]

約数ペア:

[(1, 19456528), (2, 9728264), (4, 4864132), (7, 2779504), (8, 2432066), (13, 1496656), (14, 1389752), (16, 1216033), (23, 845936), (26, 748328), (28, 694876), (46, 422968), (49, 397072), (52, 374164), (56, 347438), (83, 234416), (91, 213808), (92, 211484), (98, 198536), (104, 187082), (112, 173719), (161, 120848), (166, 117208), (182, 106904), (184, 105742), (196, 99268), (208, 93541), (299, 65072), (322, 60424), (332, 58604), (364, 53452), (368, 52871), (392, 49634), (581, 33488), (598, 32536), (637, 30544), (644, 30212), (664, 29302), (728, 26726), (784, 24817), (1079, 18032), (1127, 17264), (1162, 16744), (1196, 16268), (1274, 15272), (1288, 15106), (1328, 14651), (1456, 13363), (1909, 10192), (2093, 9296), (2158, 9016), (2254, 8632), (2324, 8372), (2392, 8134), (2548, 7636), (2576, 7553), (3818, 5096), (4067, 4784), (4186, 4648), (4316, 4508)]