18874336

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{769}}^1$

素因数の和:851

約数の個数: 48

約数和(自身を含む): 40748400

約数和(自身を除く): 21874064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 104, 118, 208, 236, 416, 472, 767, 769, 944, 1534, 1538, 1888, 3068, 3076, 6136, 6152, 9997, 12272, 12304, 19994, 24544, 24608, 39988, 45371, 79976, 90742, 159952, 181484, 319904, 362968, 589823, 725936, 1179646, 1451872, 2359292, 4718584, 9437168, 18874336]

約数ペア:

[(1, 18874336), (2, 9437168), (4, 4718584), (8, 2359292), (13, 1451872), (16, 1179646), (26, 725936), (32, 589823), (52, 362968), (59, 319904), (104, 181484), (118, 159952), (208, 90742), (236, 79976), (416, 45371), (472, 39988), (767, 24608), (769, 24544), (944, 19994), (1534, 12304), (1538, 12272), (1888, 9997), (3068, 6152), (3076, 6136)]