31218688

素因数分解:

$2^{10}\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:772

約数の個数: 44

約数和(自身を含む): 63948280

約数和(自身を除く): 32729592

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 709, 1024, 1376, 1418, 2752, 2836, 5504, 5672, 11008, 11344, 22016, 22688, 30487, 44032, 45376, 60974, 90752, 121948, 181504, 243896, 363008, 487792, 726016, 975584, 1951168, 3902336, 7804672, 15609344, 31218688]

約数ペア:

[(1, 31218688), (2, 15609344), (4, 7804672), (8, 3902336), (16, 1951168), (32, 975584), (43, 726016), (64, 487792), (86, 363008), (128, 243896), (172, 181504), (256, 121948), (344, 90752), (512, 60974), (688, 45376), (709, 44032), (1024, 30487), (1376, 22688), (1418, 22016), (2752, 11344), (2836, 11008), (5504, 5672)]