19556608

素因数分解:

$2^8\times {\mathrm{79}}^1\times {\mathrm{967}}^1$

素因数の和:1062

約数の個数: 36

約数和(自身を含む): 39571840

約数和(自身を除く): 20015232

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 632, 967, 1264, 1934, 2528, 3868, 5056, 7736, 10112, 15472, 20224, 30944, 61888, 76393, 123776, 152786, 247552, 305572, 611144, 1222288, 2444576, 4889152, 9778304, 19556608]

約数ペア:

[(1, 19556608), (2, 9778304), (4, 4889152), (8, 2444576), (16, 1222288), (32, 611144), (64, 305572), (79, 247552), (128, 152786), (158, 123776), (256, 76393), (316, 61888), (632, 30944), (967, 20224), (1264, 15472), (1934, 10112), (2528, 7736), (3868, 5056)]