17974528

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 42237216

約数和(自身を除く): 24262688

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 352, 416, 491, 572, 704, 832, 982, 1144, 1408, 1664, 1964, 2288, 2816, 3328, 3928, 4576, 5401, 6383, 7856, 9152, 10802, 12766, 15712, 18304, 21604, 25532, 31424, 36608, 43208, 51064, 62848, 70213, 86416, 102128, 125696, 140426, 172832, 204256, 280852, 345664, 408512, 561704, 691328, 817024, 1123408, 1382656, 1634048, 2246816, 4493632, 8987264, 17974528]

約数ペア:

[(1, 17974528), (2, 8987264), (4, 4493632), (8, 2246816), (11, 1634048), (13, 1382656), (16, 1123408), (22, 817024), (26, 691328), (32, 561704), (44, 408512), (52, 345664), (64, 280852), (88, 204256), (104, 172832), (128, 140426), (143, 125696), (176, 102128), (208, 86416), (256, 70213), (286, 62848), (352, 51064), (416, 43208), (491, 36608), (572, 31424), (704, 25532), (832, 21604), (982, 18304), (1144, 15712), (1408, 12766), (1664, 10802), (1964, 9152), (2288, 7856), (2816, 6383), (3328, 5401), (3928, 4576)]