20950688

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1123}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 45886176

約数和(自身を除く): 24935488

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 88, 106, 176, 212, 352, 424, 583, 848, 1123, 1166, 1696, 2246, 2332, 4492, 4664, 8984, 9328, 12353, 17968, 18656, 24706, 35936, 49412, 59519, 98824, 119038, 197648, 238076, 395296, 476152, 654709, 952304, 1309418, 1904608, 2618836, 5237672, 10475344, 20950688]

約数ペア:

[(1, 20950688), (2, 10475344), (4, 5237672), (8, 2618836), (11, 1904608), (16, 1309418), (22, 952304), (32, 654709), (44, 476152), (53, 395296), (88, 238076), (106, 197648), (176, 119038), (212, 98824), (352, 59519), (424, 49412), (583, 35936), (848, 24706), (1123, 18656), (1166, 17968), (1696, 12353), (2246, 9328), (2332, 8984), (4492, 4664)]