19107152

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{19577}}^1$

素因数の和:19646

約数の個数: 20

約数和(自身を含む): 37628916

約数和(自身を除く): 18521764

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 19577, 39154, 78308, 156616, 313232, 1194197, 2388394, 4776788, 9553576, 19107152]

約数ペア:

[(1, 19107152), (2, 9553576), (4, 4776788), (8, 2388394), (16, 1194197), (61, 313232), (122, 156616), (244, 78308), (488, 39154), (976, 19577)]