31816872

素因数分解:

$2^3\times 3^2\times {\mathrm{647}}^1\times {\mathrm{683}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 86430240

約数和(自身を除く): 54613368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 647, 683, 1294, 1366, 1941, 2049, 2588, 2732, 3882, 4098, 5176, 5464, 5823, 6147, 7764, 8196, 11646, 12294, 15528, 16392, 23292, 24588, 46584, 49176, 441901, 883802, 1325703, 1767604, 2651406, 3535208, 3977109, 5302812, 7954218, 10605624, 15908436, 31816872]

約数ペア:

[(1, 31816872), (2, 15908436), (3, 10605624), (4, 7954218), (6, 5302812), (8, 3977109), (9, 3535208), (12, 2651406), (18, 1767604), (24, 1325703), (36, 883802), (72, 441901), (647, 49176), (683, 46584), (1294, 24588), (1366, 23292), (1941, 16392), (2049, 15528), (2588, 12294), (2732, 11646), (3882, 8196), (4098, 7764), (5176, 6147), (5464, 5823)]