20393527

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^2$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 26248320

約数和(自身を除く): 5854793

約数列:

[1, 7, 11, 59, 67, 77, 413, 469, 649, 737, 3953, 4489, 4543, 5159, 27671, 31423, 43483, 49379, 264851, 304381, 345653, 1853957, 2913361, 20393527]

約数ペア:

[(1, 20393527), (7, 2913361), (11, 1853957), (59, 345653), (67, 304381), (77, 264851), (413, 49379), (469, 43483), (649, 31423), (737, 27671), (3953, 5159), (4489, 4543)]