18819008

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22619}}^1$

素因数の和:22644

約数の個数: 28

約数和(自身を含む): 40218360

約数和(自身を除く): 21399352

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22619, 45238, 90476, 180952, 294047, 361904, 588094, 723808, 1176188, 1447616, 2352376, 4704752, 9409504, 18819008]

約数ペア:

[(1, 18819008), (2, 9409504), (4, 4704752), (8, 2352376), (13, 1447616), (16, 1176188), (26, 723808), (32, 588094), (52, 361904), (64, 294047), (104, 180952), (208, 90476), (416, 45238), (832, 22619)]