205903742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{571}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 347428224

約数和(自身を除く): 141524482

約数列:

[1, 2, 11, 22, 37, 74, 407, 443, 571, 814, 886, 1142, 4873, 6281, 9746, 12562, 16391, 21127, 32782, 42254, 180301, 232397, 252953, 360602, 464794, 505906, 2782483, 5564966, 9359261, 18718522, 102951871, 205903742]

約数ペア:

[(1, 205903742), (2, 102951871), (11, 18718522), (22, 9359261), (37, 5564966), (74, 2782483), (407, 505906), (443, 464794), (571, 360602), (814, 252953), (886, 232397), (1142, 180301), (4873, 42254), (6281, 32782), (9746, 21127), (12562, 16391)]