19779616

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{10133}}^1$

素因数の和:10204

約数の個数: 24

約数和(自身を含む): 39583404

約数和(自身を除く): 19803788

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 10133, 20266, 40532, 81064, 162128, 324256, 618113, 1236226, 2472452, 4944904, 9889808, 19779616]

約数ペア:

[(1, 19779616), (2, 9889808), (4, 4944904), (8, 2472452), (16, 1236226), (32, 618113), (61, 324256), (122, 162128), (244, 81064), (488, 40532), (976, 20266), (1952, 10133)]