19337318

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{743}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 39211776

約数和(自身を除く): 19874458

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 169, 182, 286, 338, 743, 1001, 1183, 1486, 1859, 2002, 2366, 3718, 5201, 8173, 9659, 10402, 13013, 16346, 19318, 26026, 57211, 67613, 106249, 114422, 125567, 135226, 212498, 251134, 743743, 878969, 1381237, 1487486, 1757938, 2762474, 9668659, 19337318]

約数ペア:

[(1, 19337318), (2, 9668659), (7, 2762474), (11, 1757938), (13, 1487486), (14, 1381237), (22, 878969), (26, 743743), (77, 251134), (91, 212498), (143, 135226), (154, 125567), (169, 114422), (182, 106249), (286, 67613), (338, 57211), (743, 26026), (1001, 19318), (1183, 16346), (1486, 13013), (1859, 10402), (2002, 9659), (2366, 8173), (3718, 5201)]