180959972

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{521}}^1\times {\mathrm{1223}}^1$

素因数の和:1819

約数の個数: 24

約数和(自身を含む): 322019712

約数和(自身を除く): 141059740

約数列:

[1, 2, 4, 71, 142, 284, 521, 1042, 1223, 2084, 2446, 4892, 36991, 73982, 86833, 147964, 173666, 347332, 637183, 1274366, 2548732, 45239993, 90479986, 180959972]

約数ペア:

[(1, 180959972), (2, 90479986), (4, 45239993), (71, 2548732), (142, 1274366), (284, 637183), (521, 347332), (1042, 173666), (1223, 147964), (2084, 86833), (2446, 73982), (4892, 36991)]