19321449

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 31088640

約数和(自身を除く): 11767191

約数列:

[1, 3, 7, 21, 23, 69, 109, 161, 327, 367, 483, 763, 1101, 2289, 2507, 2569, 7521, 7707, 8441, 17549, 25323, 40003, 52647, 59087, 120009, 177261, 280021, 840063, 920069, 2760207, 6440483, 19321449]

約数ペア:

[(1, 19321449), (3, 6440483), (7, 2760207), (21, 920069), (23, 840063), (69, 280021), (109, 177261), (161, 120009), (327, 59087), (367, 52647), (483, 40003), (763, 25323), (1101, 17549), (2289, 8441), (2507, 7707), (2569, 7521)]