18249968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1069}}^1$

素因数の和:1185

約数の個数: 40

約数和(自身を含む): 39007920

約数和(自身を除く): 20757952

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 97, 176, 194, 388, 776, 1067, 1069, 1552, 2134, 2138, 4268, 4276, 8536, 8552, 11759, 17072, 17104, 23518, 47036, 94072, 103693, 188144, 207386, 414772, 829544, 1140623, 1659088, 2281246, 4562492, 9124984, 18249968]

約数ペア:

[(1, 18249968), (2, 9124984), (4, 4562492), (8, 2281246), (11, 1659088), (16, 1140623), (22, 829544), (44, 414772), (88, 207386), (97, 188144), (176, 103693), (194, 94072), (388, 47036), (776, 23518), (1067, 17104), (1069, 17072), (1552, 11759), (2134, 8552), (2138, 8536), (4268, 4276)]