20808522256

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{241}}^1\times {\mathrm{55633}}^1$

素因数の和:55979

約数の個数: 40

約数和(自身を含む): 40901894264

約数和(自身を除く): 20093372008

約数列:

[1, 2, 4, 8, 16, 97, 194, 241, 388, 482, 776, 964, 1552, 1928, 3856, 23377, 46754, 55633, 93508, 111266, 187016, 222532, 374032, 445064, 890128, 5396401, 10792802, 13407553, 21585604, 26815106, 43171208, 53630212, 86342416, 107260424, 214520848, 1300532641, 2601065282, 5202130564, 10404261128, 20808522256]

約数ペア:

[(1, 20808522256), (2, 10404261128), (4, 5202130564), (8, 2601065282), (16, 1300532641), (97, 214520848), (194, 107260424), (241, 86342416), (388, 53630212), (482, 43171208), (776, 26815106), (964, 21585604), (1552, 13407553), (1928, 10792802), (3856, 5396401), (23377, 890128), (46754, 445064), (55633, 374032), (93508, 222532), (111266, 187016)]