18946152

素因数分解:

$2^3\times 3^2\times {\mathrm{271}}^1\times {\mathrm{971}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 51554880

約数和(自身を除く): 32608728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 271, 542, 813, 971, 1084, 1626, 1942, 2168, 2439, 2913, 3252, 3884, 4878, 5826, 6504, 7768, 8739, 9756, 11652, 17478, 19512, 23304, 34956, 69912, 263141, 526282, 789423, 1052564, 1578846, 2105128, 2368269, 3157692, 4736538, 6315384, 9473076, 18946152]

約数ペア:

[(1, 18946152), (2, 9473076), (3, 6315384), (4, 4736538), (6, 3157692), (8, 2368269), (9, 2105128), (12, 1578846), (18, 1052564), (24, 789423), (36, 526282), (72, 263141), (271, 69912), (542, 34956), (813, 23304), (971, 19512), (1084, 17478), (1626, 11652), (1942, 9756), (2168, 8739), (2439, 7768), (2913, 6504), (3252, 5826), (3884, 4878)]