20972314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 15523046

約数列:

[1, 2, 11, 19, 22, 38, 131, 209, 262, 383, 418, 766, 1441, 2489, 2882, 4213, 4978, 7277, 8426, 14554, 27379, 50173, 54758, 80047, 100346, 160094, 551903, 953287, 1103806, 1906574, 10486157, 20972314]

約数ペア:

[(1, 20972314), (2, 10486157), (11, 1906574), (19, 1103806), (22, 953287), (38, 551903), (131, 160094), (209, 100346), (262, 80047), (383, 54758), (418, 50173), (766, 27379), (1441, 14554), (2489, 8426), (2882, 7277), (4213, 4978)]