1981968

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:431

約数の個数: 40

約数和(自身を含む): 5172288

約数和(自身を除く): 3190320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 263, 314, 471, 526, 628, 789, 942, 1052, 1256, 1578, 1884, 2104, 2512, 3156, 3768, 4208, 6312, 7536, 12624, 41291, 82582, 123873, 165164, 247746, 330328, 495492, 660656, 990984, 1981968]

約数ペア:

[(1, 1981968), (2, 990984), (3, 660656), (4, 495492), (6, 330328), (8, 247746), (12, 165164), (16, 123873), (24, 82582), (48, 41291), (157, 12624), (263, 7536), (314, 6312), (471, 4208), (526, 3768), (628, 3156), (789, 2512), (942, 2104), (1052, 1884), (1256, 1578)]