20113628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{691}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 37201920

約数和(自身を除く): 17088292

約数列:

[1, 2, 4, 19, 38, 76, 383, 691, 766, 1382, 1532, 2764, 7277, 13129, 14554, 26258, 29108, 52516, 264653, 529306, 1058612, 5028407, 10056814, 20113628]

約数ペア:

[(1, 20113628), (2, 10056814), (4, 5028407), (19, 1058612), (38, 529306), (76, 264653), (383, 52516), (691, 29108), (766, 26258), (1382, 14554), (1532, 13129), (2764, 7277)]