19514684

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1997}}^1$

素因数の和:2357

約数の個数: 24

約数和(自身を含む): 39160800

約数和(自身を除く): 19646116

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 1997, 2443, 3994, 4886, 7988, 9772, 13979, 27958, 55916, 696953, 1393906, 2787812, 4878671, 9757342, 19514684]

約数ペア:

[(1, 19514684), (2, 9757342), (4, 4878671), (7, 2787812), (14, 1393906), (28, 696953), (349, 55916), (698, 27958), (1396, 13979), (1997, 9772), (2443, 7988), (3994, 4886)]