17920742

素因数分解:

$2^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{5639}}^1$

素因数の和:5875

約数の個数: 16

約数和(自身を含む): 30862080

約数和(自身を除く): 12941338

約数列:

[1, 2, 7, 14, 227, 454, 1589, 3178, 5639, 11278, 39473, 78946, 1280053, 2560106, 8960371, 17920742]

約数ペア:

[(1, 17920742), (2, 8960371), (7, 2560106), (14, 1280053), (227, 78946), (454, 39473), (1589, 11278), (3178, 5639)]