208891826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23561}}^1$

素因数の和:23618

約数の個数: 32

約数和(自身を含む): 380007936

約数和(自身を除く): 171116110

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 4433, 8866, 23561, 47122, 259171, 306293, 518342, 612586, 730391, 1460782, 3369223, 6738446, 8034301, 9495083, 16068602, 18990166, 104445913, 208891826]

約数ペア:

[(1, 208891826), (2, 104445913), (11, 18990166), (13, 16068602), (22, 9495083), (26, 8034301), (31, 6738446), (62, 3369223), (143, 1460782), (286, 730391), (341, 612586), (403, 518342), (682, 306293), (806, 259171), (4433, 47122), (8866, 23561)]