12890368

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1230

約数の個数: 36

約数和(自身を含む): 26351248

約数和(自身を除く): 13460880

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1171, 1376, 2342, 2752, 4684, 5504, 9368, 11008, 18736, 37472, 50353, 74944, 100706, 149888, 201412, 299776, 402824, 805648, 1611296, 3222592, 6445184, 12890368]

約数ペア:

[(1, 12890368), (2, 6445184), (4, 3222592), (8, 1611296), (16, 805648), (32, 402824), (43, 299776), (64, 201412), (86, 149888), (128, 100706), (172, 74944), (256, 50353), (344, 37472), (688, 18736), (1171, 11008), (1376, 9368), (2342, 5504), (2752, 4684)]