20864757592

素因数分解:

$2^3\times 7^1\times {\mathrm{2957}}^1\times {\mathrm{126001}}^1$

素因数の和:128971

約数の個数: 32

約数和(自身を含む): 44725669920

約数和(自身を除く): 23860912328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2957, 5914, 11828, 20699, 23656, 41398, 82796, 126001, 165592, 252002, 504004, 882007, 1008008, 1764014, 3528028, 7056056, 372584957, 745169914, 1490339828, 2608094699, 2980679656, 5216189398, 10432378796, 20864757592]

約数ペア:

[(1, 20864757592), (2, 10432378796), (4, 5216189398), (7, 2980679656), (8, 2608094699), (14, 1490339828), (28, 745169914), (56, 372584957), (2957, 7056056), (5914, 3528028), (11828, 1764014), (20699, 1008008), (23656, 882007), (41398, 504004), (82796, 252002), (126001, 165592)]