20769483

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6143}}^1$

素因数の和:6183

約数の個数: 24

約数和(自身を含む): 33619968

約数和(自身を除く): 12850485

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 6143, 18429, 43001, 129003, 141289, 301007, 423867, 903021, 989023, 2967069, 6923161, 20769483]

約数ペア:

[(1, 20769483), (3, 6923161), (7, 2967069), (21, 989023), (23, 903021), (49, 423867), (69, 301007), (147, 141289), (161, 129003), (483, 43001), (1127, 18429), (3381, 6143)]