20010712

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 38419920

約数和(自身を除く): 18409208

約数列:

[1, 2, 4, 8, 97, 107, 194, 214, 241, 388, 428, 482, 776, 856, 964, 1928, 10379, 20758, 23377, 25787, 41516, 46754, 51574, 83032, 93508, 103148, 187016, 206296, 2501339, 5002678, 10005356, 20010712]

約数ペア:

[(1, 20010712), (2, 10005356), (4, 5002678), (8, 2501339), (97, 206296), (107, 187016), (194, 103148), (214, 93508), (241, 83032), (388, 51574), (428, 46754), (482, 41516), (776, 25787), (856, 23377), (964, 20758), (1928, 10379)]