18258790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1307}}^1$

素因数の和:1452

約数の個数: 32

約数和(自身を含む): 36163584

約数和(自身を除く): 17904794

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1307, 1397, 2614, 2794, 6535, 6985, 13070, 13970, 14377, 28754, 71885, 143770, 165989, 331978, 829945, 1659890, 1825879, 3651758, 9129395, 18258790]

約数ペア:

[(1, 18258790), (2, 9129395), (5, 3651758), (10, 1825879), (11, 1659890), (22, 829945), (55, 331978), (110, 165989), (127, 143770), (254, 71885), (635, 28754), (1270, 14377), (1307, 13970), (1397, 13070), (2614, 6985), (2794, 6535)]