17976368

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:525

約数の個数: 40

約数和(自身を含む): 36299760

約数和(自身を除く): 18323392

約数列:

[1, 2, 4, 8, 16, 41, 67, 82, 134, 164, 268, 328, 409, 536, 656, 818, 1072, 1636, 2747, 3272, 5494, 6544, 10988, 16769, 21976, 27403, 33538, 43952, 54806, 67076, 109612, 134152, 219224, 268304, 438448, 1123523, 2247046, 4494092, 8988184, 17976368]

約数ペア:

[(1, 17976368), (2, 8988184), (4, 4494092), (8, 2247046), (16, 1123523), (41, 438448), (67, 268304), (82, 219224), (134, 134152), (164, 109612), (268, 67076), (328, 54806), (409, 43952), (536, 33538), (656, 27403), (818, 21976), (1072, 16769), (1636, 10988), (2747, 6544), (3272, 5494)]