19631392

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1361

約数の個数: 48

約数和(自身を含む): 43176672

約数和(自身を除く): 23545280

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 172, 176, 344, 352, 473, 688, 946, 1297, 1376, 1892, 2594, 3784, 5188, 7568, 10376, 14267, 15136, 20752, 28534, 41504, 55771, 57068, 111542, 114136, 223084, 228272, 446168, 456544, 613481, 892336, 1226962, 1784672, 2453924, 4907848, 9815696, 19631392]

約数ペア:

[(1, 19631392), (2, 9815696), (4, 4907848), (8, 2453924), (11, 1784672), (16, 1226962), (22, 892336), (32, 613481), (43, 456544), (44, 446168), (86, 228272), (88, 223084), (172, 114136), (176, 111542), (344, 57068), (352, 55771), (473, 41504), (688, 28534), (946, 20752), (1297, 15136), (1376, 14267), (1892, 10376), (2594, 7568), (3784, 5188)]