19929442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40343}}^1$

素因数の和:40377

約数の個数: 16

約数和(自身を含む): 33888960

約数和(自身を除く): 13959518

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 40343, 80686, 524459, 766517, 1048918, 1533034, 9964721, 19929442]

約数ペア:

[(1, 19929442), (2, 9964721), (13, 1533034), (19, 1048918), (26, 766517), (38, 524459), (247, 80686), (494, 40343)]