201897904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1907}}^1$

素因数の和:2437

約数の個数: 40

約数和(自身を含む): 422316720

約数和(自身を除く): 220418816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 509, 1018, 1907, 2036, 3814, 4072, 6617, 7628, 8144, 13234, 15256, 24791, 26468, 30512, 49582, 52936, 99164, 105872, 198328, 396656, 970663, 1941326, 3882652, 7765304, 12618619, 15530608, 25237238, 50474476, 100948952, 201897904]

約数ペア:

[(1, 201897904), (2, 100948952), (4, 50474476), (8, 25237238), (13, 15530608), (16, 12618619), (26, 7765304), (52, 3882652), (104, 1941326), (208, 970663), (509, 396656), (1018, 198328), (1907, 105872), (2036, 99164), (3814, 52936), (4072, 49582), (6617, 30512), (7628, 26468), (8144, 24791), (13234, 15256)]