206535358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 332618400

約数和(自身を除く): 126083042

約数列:

[1, 2, 19, 38, 89, 173, 178, 346, 353, 706, 1691, 3287, 3382, 6574, 6707, 13414, 15397, 30794, 31417, 61069, 62834, 122138, 292543, 585086, 596923, 1160311, 1193846, 2320622, 5435141, 10870282, 103267679, 206535358]

約数ペア:

[(1, 206535358), (2, 103267679), (19, 10870282), (38, 5435141), (89, 2320622), (173, 1193846), (178, 1160311), (346, 596923), (353, 585086), (706, 292543), (1691, 122138), (3287, 62834), (3382, 61069), (6574, 31417), (6707, 30794), (13414, 15397)]