19211024

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3989}}^1$

素因数の和:4047

約数の個数: 40

約数和(自身を含む): 43538880

約数和(自身を除く): 24327856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 3989, 4816, 7978, 15956, 27923, 31912, 55846, 63824, 111692, 171527, 223384, 343054, 446768, 686108, 1200689, 1372216, 2401378, 2744432, 4802756, 9605512, 19211024]

約数ペア:

[(1, 19211024), (2, 9605512), (4, 4802756), (7, 2744432), (8, 2401378), (14, 1372216), (16, 1200689), (28, 686108), (43, 446768), (56, 343054), (86, 223384), (112, 171527), (172, 111692), (301, 63824), (344, 55846), (602, 31912), (688, 27923), (1204, 15956), (2408, 7978), (3989, 4816)]