20132144

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1097}}^1$

素因数の和:1173

約数の個数: 40

約数和(自身を含む): 41390208

約数和(自身を除く): 21258064

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 1097, 1147, 2194, 2294, 4388, 4588, 8776, 9176, 17552, 18352, 34007, 40589, 68014, 81178, 136028, 162356, 272056, 324712, 544112, 649424, 1258259, 2516518, 5033036, 10066072, 20132144]

約数ペア:

[(1, 20132144), (2, 10066072), (4, 5033036), (8, 2516518), (16, 1258259), (31, 649424), (37, 544112), (62, 324712), (74, 272056), (124, 162356), (148, 136028), (248, 81178), (296, 68014), (496, 40589), (592, 34007), (1097, 18352), (1147, 17552), (2194, 9176), (2294, 8776), (4388, 4588)]