20807540132

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{536111}}^1$

素因数の和:536459

約数の個数: 24

約数和(自身を含む): 37707973632

約数和(自身を除く): 16900433500

約数列:

[1, 2, 4, 31, 62, 124, 313, 626, 1252, 9703, 19406, 38812, 536111, 1072222, 2144444, 16619441, 33238882, 66477764, 167802743, 335605486, 671210972, 5201885033, 10403770066, 20807540132]

約数ペア:

[(1, 20807540132), (2, 10403770066), (4, 5201885033), (31, 671210972), (62, 335605486), (124, 167802743), (313, 66477764), (626, 33238882), (1252, 16619441), (9703, 2144444), (19406, 1072222), (38812, 536111)]