18896878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9439}}^1$

素因数の和:9472

約数の個数: 32

約数和(自身を含む): 38062080

約数和(自身を除く): 19165202

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 9439, 18878, 66073, 103829, 122707, 132146, 207658, 245414, 726803, 858949, 1349777, 1453606, 1717898, 2699554, 9448439, 18896878]

約数ペア:

[(1, 18896878), (2, 9448439), (7, 2699554), (11, 1717898), (13, 1453606), (14, 1349777), (22, 858949), (26, 726803), (77, 245414), (91, 207658), (143, 132146), (154, 122707), (182, 103829), (286, 66073), (1001, 18878), (2002, 9439)]