18127616

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:461

約数の個数: 54

約数和(自身を含む): 39275460

約数和(自身を除く): 21147844

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 419, 676, 832, 838, 1352, 1664, 1676, 2704, 3328, 3352, 5408, 5447, 6704, 10816, 10894, 13408, 21632, 21788, 26816, 43264, 43576, 53632, 70811, 87152, 107264, 141622, 174304, 283244, 348608, 566488, 697216, 1132976, 1394432, 2265952, 4531904, 9063808, 18127616]

約数ペア:

[(1, 18127616), (2, 9063808), (4, 4531904), (8, 2265952), (13, 1394432), (16, 1132976), (26, 697216), (32, 566488), (52, 348608), (64, 283244), (104, 174304), (128, 141622), (169, 107264), (208, 87152), (256, 70811), (338, 53632), (416, 43576), (419, 43264), (676, 26816), (832, 21788), (838, 21632), (1352, 13408), (1664, 10894), (1676, 10816), (2704, 6704), (3328, 5447), (3352, 5408)]