31365238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2111}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 54743040

約数和(自身を除く): 23377802

約数列:

[1, 2, 17, 19, 23, 34, 38, 46, 323, 391, 437, 646, 782, 874, 2111, 4222, 7429, 14858, 35887, 40109, 48553, 71774, 80218, 97106, 681853, 825401, 922507, 1363706, 1650802, 1845014, 15682619, 31365238]

約数ペア:

[(1, 31365238), (2, 15682619), (17, 1845014), (19, 1650802), (23, 1363706), (34, 922507), (38, 825401), (46, 681853), (323, 97106), (391, 80218), (437, 71774), (646, 48553), (782, 40109), (874, 35887), (2111, 14858), (4222, 7429)]