19741268

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2411}}^1$

素因数の和:2527

約数の個数: 24

約数和(自身を含む): 36469440

約数和(自身を除く): 16728172

約数列:

[1, 2, 4, 23, 46, 89, 92, 178, 356, 2047, 2411, 4094, 4822, 8188, 9644, 55453, 110906, 214579, 221812, 429158, 858316, 4935317, 9870634, 19741268]

約数ペア:

[(1, 19741268), (2, 9870634), (4, 4935317), (23, 858316), (46, 429158), (89, 221812), (92, 214579), (178, 110906), (356, 55453), (2047, 9644), (2411, 8188), (4094, 4822)]