1640390022

素因数分解:

$2^1\times 3^3\times {\mathrm{997}}^1\times {\mathrm{30469}}^1$

素因数の和:31477

約数の個数: 32

約数和(自身を含む): 3649087200

約数和(自身を除く): 2008697178

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 997, 1994, 2991, 5982, 8973, 17946, 26919, 30469, 53838, 60938, 91407, 182814, 274221, 548442, 822663, 1645326, 30377593, 60755186, 91132779, 182265558, 273398337, 546796674, 820195011, 1640390022]

約数ペア:

[(1, 1640390022), (2, 820195011), (3, 546796674), (6, 273398337), (9, 182265558), (18, 91132779), (27, 60755186), (54, 30377593), (997, 1645326), (1994, 822663), (2991, 548442), (5982, 274221), (8973, 182814), (17946, 91407), (26919, 60938), (30469, 53838)]